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白人研究員女士在綠色田野中進行害蟲控制時,戴著防護服拿著試管
test tubes with samples in a rack 4k
使用 lambda c37 变体试管样本进行测试
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白人研究員身穿白色外套和防護眼鏡的女性在綠色田野中觀看試管
白人研究人员穿着防护服, 拿着试管和树枝在绿地进行害虫控制
lambda c37 variant test tube samples being placed in rack
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一個男科學家拿著一個植物的瓶子
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science student looking through microscope in the lab
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chemical reaction demonstration with color change
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研究員身穿防護服,戴防護眼鏡的女性在綠色田野敲打玻璃
woman doing control at brewery
戴著防護套裝和眼鏡的科學家在實驗室工作,用植物樣本
demonstrating hydrogen peroxide decomposition with catalyst
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scientist examining plant under microscope
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靠近一個人觸摸花束
pink salt lake aerial view
two scientists working in a laboratory
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一位研究員用綠色植物仔細觀察試管
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chemical reaction with color change demonstration
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blood analysis in action uk doctor using centrifuge machine
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白人研究員女士在綠色田野中進行害蟲控制時,戴著防護服拿著試管
scientist watering plant in the greenhouse 4k
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scientists working with a microscope in a laboratory
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preserved fish specimens in cylindrical jars
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scientist examining sample under microscope in laboratory
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一位女醫生用疫苗填充注射器的近景
blue substance reacting in clear liquid solution
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scientists test for covid-19 or corona virus by using science tubes to research and treat illness in a lab or hospital. medical treatment concepts. high quality 4k footage
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laboratory experiment with liquid in test tube
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platelet-rich plasma preparation. plasma in syringe. centrifuge. background
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let's adjust these a little
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scientist looking through a microscope in a laboratory
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man and woman doing control at brewery
professional chef hands cooking vegetable salad
scientists in a lab observing microgreens under a microscope
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scientist looking at corn structure
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scientist handling samples in a laboratory
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portrait of lab technician holding tube of blood sample
scientist analysing a green sample of water, closeup
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女醫生用疫苗填充注射器的肖像
young woman using a microscope in a science lab
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年轻的女农业工程师穿着防护工作服, 站在树<unk>旁边, 垂直农场的绿<unk>苗, 触摸它们的叶子
scientist demonstrates sodium acetate crystallization process
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chemist scientist looking microscope slide
laboratory worker preparing experiment at lab
chemical reaction involving starch and vitamin c
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platelet-rich plasma preparation. plasma in syringe. centrifuge. background
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mud homes beneath the rolling hills
female scientist looking through microscope in laboratory
selective focus of plants used for biological research. plants in petri plate
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