![灰色铅笔](https://photo-cdn2.icons8.com/xMV91o1WypY1gvSfXMsYIk3O6WuSVcUbYkVJDgI8Kq0/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzU5LzBlMWIx/MGFmLThkM2UtNDRj/OC04OGU1LTQwZThh/MGFkNWExNS5qcGc.jpg)
灰色铅笔
![灰色铅笔](https://photo-cdn2.icons8.com/88WsJUBjuh5hbkmm3tNLAWdWuJz8-1dJqA-kr2vMaF8/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDg4LzlmNDNk/NzQ0LTIwNDQtNDE4/OS1hZTI3LWI3OGRh/MTU2ZTMzOS5qcGc.jpg)
灰色铅笔
![Hands holding coronavirus on a pink background](https://photo-cdn2.icons8.com/IyrX7ooGMbuUE9ErMDylZ59az5DZHiKJgMPcB8Us7e0/rs:fit:288:288/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTU4LzQ2YjRl/YjkzLWViNzUtNGE4/ZS04MDQzLTRkYzI3/YWUxYWIxMC5qcGc.jpg)
Hands holding coronavirus on a pink background
![动物](https://photo-cdn2.icons8.com/R-o_jciio2DiGMhLgHhiu0iHeePpKVnfeGfhYceRgSY/rs:fit:288:198/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8yNzQ5NWI2ZDA4/MDc0Y2EzOTQ1ODll/NzE4ZWE4ZGY4MS5q/cGc.jpg)
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动物
![A cactus in a pot on a pink background](https://photo-cdn2.icons8.com/MP6Ss15YIy5Hu0Z2d4-SdWtYgUgtGNZGSStVT-DCMyw/rs:fit:288:288/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDcyL2QxYzYy/NjJkLTlmNTYtNGM0/NS1iMDU2LTIxNDcw/NDc1ZTY5MS5qcGc.jpg)
A cactus in a pot on a pink backgroundAI
![动物](https://photo-cdn2.icons8.com/3uzNLD1yzF9Wnb4R-ZNOBhOwvvvhqbcvFQVInmLt-dc/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8zOTIwMDk1ODNh/ZmU0ZDU4YjFiNDZj/ZGUxMGY1NTBmYy5q/cGc.jpg)
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动物
![性质](https://photo-cdn2.icons8.com/VpriIelfm1K4IM6MMDNIWIboiBzg9Rrlz8AKnu9Wmvw/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8yNmI0NTRhZTU0/NzI0ZWVlOWYzNmY0/NTA5NWI1NmYzOC5q/cGc.jpg)
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性质
![Abstract](https://photo-cdn2.icons8.com/6csv_80zCiGopX3zLldTIkHNZJvs3XAzvm6b2Lp7kwA/rs:fit:288:216/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi85MTQ0MTU5NWMz/ZjY0MmYwYjY1NjAz/MzdmOThmN2JhMS5q/cGc.jpg)
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Abstract
![性质](https://photo-cdn2.icons8.com/RXPqYm72m8fwCZGJCgGvNXTLZG0Hch5KHLdpnjKrfj0/rs:fit:288:216/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8zMWU5NzNmM2Rk/OWU0ZjA4YmU5ZWM3/ODcwOTdlNDBiMS5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/bopHJhBpEHnrelrzFB_DM6T4Wt-nalLo7_ionN-3Cvc/rs:fit:288:190/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi84YmUzNzYyMTQ2/ZTc0NWM1OThjMWUz/OWM2ZDI3ZmZhZS5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/EoZqquXnn9oxMGIU2iD-atZwG_xOLK7pwQ9cZ0kC_10/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8wMTc2OWQzYzI3/ZDc0NDk0YjVkNjZm/YjQ0ZmU3NjY2OS5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/X6w3QWnIr6jf2_M2uUKkSRAtK0GniaOErn07VZAnlkw/rs:fit:288:176/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi84ZGYxMjEwYzY0/MmU0NjVmYTQ3MTI1/YjBlYmQ1NDFmZS5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/F2vCQYgfWCFJRSE3JATjKgm8AgQ3ZAAiAQwpWdytwjs/rs:fit:288:214/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9hNTZiZDZlMmVi/ZmY0MWJlOGM5MDQ3/NjVjOTc0MzhmOS5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/0gze8O6G7SwUcA4J6OJSHdQ0NKLrcuHWpwrQPoAL-mQ/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9lMDJmMzI1OGZi/YjI0ZGE2YmI3MDYx/NjViNWEwNjhiNi5q/cGc.jpg)
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性质
![Abstract](https://photo-cdn2.icons8.com/cHPbW47XifeYELYCi6pNJ4A0_qUrnkWbUgbf2wddRo4/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9kODIwYTkxNzMw/OWU0YjQ4OGY2NzVi/NWZjZGIzY2U1OC5q/cGc.jpg)
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Abstract
![动物](https://photo-cdn2.icons8.com/c085sY9i8azBjmx3YHdQMn-DreBlxxq7J3hYo-TTdKo/rs:fit:288:220/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9lNGE4MjYzOTQ0/Yjc0NjkxOGYxNmMz/ZjliYzIwYzk3Mi5q/cGc.jpg)
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动物
![性质](https://photo-cdn2.icons8.com/CA_0pphirnnaYxK7KQfd7KwQMk0mAzsaXDmDFaqDHeM/rs:fit:288:216/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi81YWRjM2Y1NGFk/Mjk0OWEzODdiM2I1/NGI2ZmFhZmUxOC5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/mDQf7YyWIqy-9Iu_rtclPqBVgEH9H_0T47raVjaN3h8/rs:fit:288:216/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8yOTNhZDAyZTk3/NDM0YjlhYjVlMjJk/MzcwYTQ0YmNjMC5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/vjFnSFn6OjpnfmMBeQsVxH-7qr4hcMnwlYbqD571vfE/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8wYWFjMjM5ZTgy/ZTk0MzQ2OTg3ZTE1/NjlmZjVkMjkxYS5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/GzrLB71sC8XPAh7r42H5dGb71kcVkDxN-nGGVn_CoKA/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi82N2NkNTQ5MGM5/NjM0Yjk0YTIzMzc2/MDMzNTg3MTBjMy5q/cGc.jpg)
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性质
![有管子的实验室工作者](https://photo-cdn2.icons8.com/MpBqm6lANMPY8_CEOZGzdHGtvaKgylvj1XW3m-ez-Uc/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTM4LzNhZDdj/NDg4LTY4ZGEtNDU2/Yy1iMTQ1LTMyMTky/OGJmZmRiZS5qcGc.jpg)
有管子的实验室工作者
![医用小瓶和手套](https://photo-cdn2.icons8.com/eZXrqP6AdFck677ko7CoY71L8oGM-cZyB-R3qx3Ov28/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzU3L2MxM2Fi/NThkLTUyOTQtNDZi/Mi04N2E2LWNlODYz/OGRjZGIxNC5qcGc.jpg)
医用小瓶和手套
![性质](https://photo-cdn2.icons8.com/XSpwLlLIJPGbrJc_Un5WV3cNJjV4vjAAGej4Y-xLMNk/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi8yMjg5Y2ZhODgz/ZTQ0M2I5YWQ3MWJi/OTg3MmM1MGVlNi5q/cGc.jpg)
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性质
![所有的设置和准备好一些爱好阅读](https://photo-cdn2.icons8.com/dZaJiSOIMP4ACN-TQGJ24PH5TysWGh8yaeI23t00aHo/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDI2LzQwMmFk/NDdlLWMzZDEtNGZi/MS05Y2Y1LTlmYmU5/OGI0MWY0Yi5qcGc.jpg)
所有的设置和准备好一些爱好阅读
![Male doctor making injection to a toy](https://photo-cdn2.icons8.com/gmhFA5jRknfaZ276IA4h1sq7rrDcNIS7CBQ1jc34XZg/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTkwLzIyOGUz/MmVhLWIyNzUtNDNj/Zi1hM2Y1LWJkMTk5/NTA5ODZhNy5qcGc.jpg)
Male doctor making injection to a toy
![血液探针测试在实验室](https://photo-cdn2.icons8.com/Qgj20tPZa6-C_PaS4734Y_1Lp0-gWk72rsBdM9jF7mU/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTEvOTU2ZGRj/YWUtNTdjNS00MzU5/LWFkNWQtMGM2Njgz/YjJhMzZlLmpwZw.jpg)
血液探针测试在实验室
![戴手套的手与医疗管一起工作](https://photo-cdn2.icons8.com/x8N0NEk5XNByOOGXDu6bAsfDcJy_szcJJVWGjFXol9Q/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzUyL2ViYjJj/YTU5LWViMGQtNDJm/Ny04MTE2LTFhZTMx/YTNiYmM3YS5qcGc.jpg)
戴手套的手与医疗管一起工作
![医用手套和管子](https://photo-cdn2.icons8.com/FB6DqXD6ORS-ddijZHEiPjO6rcpsumk8R3wFJ50irGA/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzQ0L2VhZTUy/ZWZkLTM1MWMtNDZl/Yi04ODBkLTlmMjRm/MjQyOGIwZS5qcGc.jpg)
医用手套和管子
![有管子的实验室工作者](https://photo-cdn2.icons8.com/EXcBm2S6NFtDzJ7RPtL24jAqxeH5bu62N8sOQ0RhhNs/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTY5LzQwMzQw/NjcxLTA4NzUtNGY0/MS04ZGE4LTVkZWFl/MzhkMWJiZC5qcGc.jpg)
有管子的实验室工作者
![A woman in a lab holding a test tube](https://photo-cdn2.icons8.com/jbYv64MlD8tD1F7dOX3ez3YWFFHCShWVZRhnv905B4A/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjA0LzhmNTFl/NzFmLThlMmYtNGVj/NC04N2VlLTliOThm/ODViZGU5MS5qcGc.jpg)
A woman in a lab holding a test tubeAI
![拿着样品的医务人员](https://photo-cdn2.icons8.com/KKftqXjBYrFNAwEGIzmw6ULY_3yb7A3xRwP-HJiXs0s/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjYyLzc2M2Ew/MzdkLTA5Y2MtNDUw/ZS1iOWQwLTFmOThj/YTQwNmQwYi5qcGc.jpg)
拿着样品的医务人员
![戴着手套的手拿着医疗管](https://photo-cdn2.icons8.com/eDaN9MD3ObccZkNzEKbWtL8qKn9qywnU2lUqeijTS4E/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNjk0L2I1NmI3/YmM1LWIxMjgtNGFl/YS04NThkLTdlOGU3/MTZhMzkxNy5qcGc.jpg)
戴着手套的手拿着医疗管
![A medical worker holding a syringe](https://photo-cdn2.icons8.com/yJ9rg7Zpm1xxJNY41R66ISjpJ78Sn8B5VT1_Iy3SOCs/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDg5Lzk1NzAx/NDhjLWNhMWEtNGY0/NS1iNWYxLTk1NTcz/M2M3OGJkZi5qcGc.jpg)
A medical worker holding a syringe
![看管的医学专家](https://photo-cdn2.icons8.com/poHIi7o7XRJmxPuTXzRy0H2niI94sl2-6zis77tYzvQ/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjAxLzc5Zjkx/NTA0LWI3ZWYtNDRh/OS1iOTY5LWU2MTZm/NWQyMzFkYi5qcGc.jpg)
看管的医学专家
![性质](https://photo-cdn2.icons8.com/qq4kpD4itm0KWlwrc-r8FOXjW5Llr8LqIyMvl3Z1fhM/rs:fit:288:162/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9mMzhlNmI1NmJi/N2U0YTA5ODU4NjM3/ZTY2ZTNmODBhYi5q/cGc.jpg)
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性质
![有管子的两位医学专家](https://photo-cdn2.icons8.com/PmKcJ-9w5nWoUCKuse8RpjFrqrLyxUtvKl6GEa42-AU/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzgzLzQ4Y2Nl/NGY1LTUxOGYtNDUy/OS1hMTc3LWQ3M2Y2/MWIyMjAwNC5qcGc.jpg)
有管子的两位医学专家
![拿着管子的医务人员的后视图](https://photo-cdn2.icons8.com/L00OKhL4sF1Asmdm6L6BuB-6U4B3E1PgzxleJziqkdc/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNjg3L2Y1MTBl/ZTA2LTkzN2UtNDk5/NC04NTU0LTg1MzY5/NTIxYTJkYy5qcGc.jpg)
拿着管子的医务人员的后视图
![两名带管子的医务人员](https://photo-cdn2.icons8.com/wIVfddPRfYkkd0ZpAu7M0GII4_qzqE_f39ia713X6oo/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzQwL2NlMzRl/ZTA2LTM3NmMtNDcw/MS1iYjllLThiZjAw/NjEzMzhlMC5qcGc.jpg)
两名带管子的医务人员
![手戴手套和验血](https://photo-cdn2.icons8.com/f3PxHow1HyFGR-TJQCW4hSd85dwvhW5Mk9sEgyeyDh4/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzAxLzg1ODE4/ZTkzLWM0NzgtNGQ3/MS04Yjg5LTEwZjBi/NTAwNzA4Yy5qcGc.jpg)
手戴手套和验血
![性质](https://photo-cdn2.icons8.com/ONjYnXzjNrgf0dUTjfjQd3bzNVZQd5Er7Tt5tK7Evyo/rs:fit:288:162/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9hN2E1MjgzYWY2/YWE0ZDA2OTNkOTIx/YWUxODc1MDcxNC5q/cGc.jpg)
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性质
![性质](https://photo-cdn2.icons8.com/MekJO_Oja1_9k1XWwVSYf9PAI-TTbMz7aj_IB7xIA1Q/rs:fit:288:162/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5l/eHRlcm5hbC9hMmE0/Mi9mMmJiMTFjZjJi/YjM0YTk1YjllMThh/ODU4MTg0MTBiMS5q/cGc.jpg)
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性质
![嗅到事情的年轻男性科学家坏,当在实验室时工作](https://photo-cdn2.icons8.com/we2WAiDA6_UzMLiyni5ZHZbBH6iblB_x-L9-HvTC_oE/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvOTQyLzNmNDgx/ODU5LTExM2EtNGJj/OS1hYmVlLTJjMzI1/ZDhiZTMyMi5qcGc.jpg)
嗅到事情的年轻男性科学家坏,当在实验室时工作
![专家在实验室用管子工作](https://photo-cdn2.icons8.com/dUE6L7P8yQMx5KJvpI5COlh5tY10n2imoZReppm1lQ4/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNzM0L2QzYzIy/YzdiLTI3MzMtNDQz/NC1hMWFmLTMwNGI2/NzNjNmZmYi5qcGc.jpg)
专家在实验室用管子工作
![一位女科学家戴着防护口罩和眼镜,拿着一支试管](https://photo-cdn2.icons8.com/US3u_QfYcjISdKuHHS9dnXTxV9p50Mc-5cN_CsRYugk/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNjAzL2ZkMTk3/ODQ1LTU3YzMtNDg3/Ny1iYjY2LTAwOWY1/NWMzNWM1ZC5qcGc.jpg)
一位女科学家戴着防护口罩和眼镜,拿着一支试管
![A person in a white suit and gloves](https://photo-cdn2.icons8.com/SnQYUtjfgYfcpG60Tr5Klc5veV7brOZXhn3ErBrafFQ/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjY1LzQ3ZThl/MzBjLWY1OTItNGVm/Yy04Y2Q1LWE3OGIy/ZDJmOGI4OC5qcGc.jpg)
A person in a white suit and glovesAI
![A woman in a white lab coat is looking at a monitor](https://photo-cdn2.icons8.com/iqa371B8K7oMBR2aNC062l78zvnoWEVnskWurYgqO34/rs:fit:288:162/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMjU5LzdkMzNh/YzEzLWQ5NTctNGJk/ZS04MWEwLWQ1Y2Jj/MDk5YzcwZi5qcGc.jpg)
A woman in a white lab coat is looking at a monitorAI
![一切都准备好参与植物学](https://photo-cdn2.icons8.com/kEaSP5p2fdR6ZoJ8samjd3vy0LJQ-ooUSKkWSht6U34/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODg5L2Q0MDEx/N2NlLWUxOWMtNDlk/MS1hMzNkLWNmOWQ3/ZGQ5Y2RlMy5qcGc.jpg)
一切都准备好参与植物学
![在实验室用管子做实验](https://photo-cdn2.icons8.com/gR6YcereLlutn3WBRh_-u6gxh4J0AIB0v0Svh08h5u0/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDcxL2RhYzAy/ZDcwLTNlMWItNGRl/OS05YTJlLTNlZmU5/Zjk0YTdkNi5qcGc.jpg)
在实验室用管子做实验
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看着试管的实验室工作人员
![手握医疗管的手套](https://photo-cdn2.icons8.com/o98m766ZWB3wYcgp7gWjef_a1ubw5PHvm5nIlhHe03A/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTUvNTE2NzU0/N2ItY2JlYi00Mjhm/LTg3ZmYtYTkxZDgx/ZmQ5YzM3LmpwZw.jpg)
手握医疗管的手套
![看 x 射线扫描的女医生](https://photo-cdn2.icons8.com/z7PhThbSmYMZ_RA4N7mwZob3ZEtMv3ufrDmWz_JVM2Q/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODcvMDA2ZGIw/OWQtMWM2Ny00YTEz/LWE3NzEtOWZmZjdh/MzMzNGQwLmpwZw.jpg)
看 x 射线扫描的女医生
![有管子的医务工作者](https://photo-cdn2.icons8.com/EDrIbwGuuBZTejEE43r2xVdV156NpcLWBh4xnA-6-zY/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMTA3LzIzNDkz/OWUwLTJmNzAtNGE0/ZC1hMjE4LWMyMzQ5/ZDM0Y2Y3Ni5qcGc.jpg)
有管子的医务工作者
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在实验室工作的年轻男科学家
![拿着电灯泡和坐在桌上的男性科学家](https://photo-cdn2.icons8.com/UcI0FbtTt7_7kA3SXXoML6okOa5-fYM9AXDHB2TTqkk/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvODEzL2JiMTQ5/N2EwLTRiMTMtNDQ1/YS1hMWM5LWQ3MTY4/ZTYwZmRlMy5qcGc.jpg)
拿着电灯泡和坐在桌上的男性科学家
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坐在桌上,看着桌子的男科学家
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医学实验室工作人员
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医学实验室的两个同事
![A woman in a lab holding a test tube](https://photo-cdn2.icons8.com/iWX64hoJCDpKbVjKsUGUef-T7HNUR7EoVQZJB5ggw_c/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNTc0L2M4NmUy/ZTUyLTg4Y2UtNDU5/OS1hMDgyLTllMTQ3/MTE1ODcyNS5qcGc.jpg)
A woman in a lab holding a test tubeAI
![戴手套做实验的手](https://photo-cdn2.icons8.com/9xlU3trukRcC2Iink7dZYPcqSm3_Y5vNxD3CMVMWFDg/rs:fit:288:192/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvNDgzLzIxOTI5/NmJkLTYzN2QtNGMy/OS05OWNkLWFmZTkz/ZGQzYmJmYS5qcGc.jpg)
戴手套做实验的手
![生物实验](https://photo-cdn2.icons8.com/3DTOcmlHP-yUJVIuhVhjCHRuhK9CcZDn6xL_2z9BK70/rs:fit:288:432/czM6Ly9pY29uczgu/bW9vc2UtcHJvZC5h/c3NldHMvYXNzZXRz/L3NhdGEvb3JpZ2lu/YWwvMzE3Lzg3ZTU2/OTJlLTEzNjMtNDM4/Zi05YWQ1LTRkOTRl/ZmE3YTAzNi5qcGc.jpg)
生物实验