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綠色物質落入金色液體的宏觀射擊
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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
colorful liquid with rising bubbles and vapor
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白人研究員在綠色田野中進行害蟲控制時,身穿防護服的男子拿著試管
scientist conducts experiment with colorful liquids and smoke
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玻璃實驗室用品坐在櫃台上
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bartender cleaning a cup
vibrant liquids reacting with smoke and tools
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綠色溶岩燈 (lavalamp) 是一個非常有吸引力的燈
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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
香槟 香蕉 香槟 泡泡的香槟 1 种
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黃色粉末的宏射, 通過化學反應變黑
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靠近清晰的液體滴入化學試管,標記有測量
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flask container with transparent liquid and chemical formulas in a laboratory
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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
白人研究員穿著防護服,拿著試管,在綠地進行害蟲控制時使用筆記型電腦
scientist conducts experiment with colorful liquids
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science experiment with colorful chemicals and dry ice
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pull focus close up shot of condensation droplets on neck of revolving bottle of cold beer or soft drink with metal cap
pouring blue liquid into glass, molecular structure animation in scientific experiment
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young blond guy with two protective face masks
白人研究者身穿防护服的男子在绿色田野中进行害虫控制时拿着试管和树枝
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
laboratory beakers with data and structural formula of chemical compounds in the foreground
beakers being filled with liquid and capsules
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animation of molecules over reagents pouring into lab glasses on blue background
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blue and red liquid pouring into beakers
doubting man looks at materials sample doing tests in lab
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白人研究員穿著防護服的男子,在綠色田野中進行害蟲控制時,握著試管
vibrant liquids reacting in laboratory beakers
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科学家将样品倒入杯子中
animation of chemical formulas over liquid pouring onto glass
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static shot of the chamber of an electronic marijuana water bong
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animation of scientific data processing over male caucasian scientist in laboratory
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animation of dna strand and data processing over beakers with liquid
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白人研究員穿著防護服的男子,在綠色田野中進行害蟲控制時,握著試管
animation of red spots over beakers with liquid on white background
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辦公大樓內一個穿著個人防護裝置的清潔工在清潔窗戶玻璃的正面圖 1
chemical solutions in lab glassware
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plant seedlings growing under test laboratory glassware. germinated plant sprouts
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plant seedlings growing under test laboratory glassware. germinated plant sprouts
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experiment showcasing sodium acetate crystallization process
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靠近一個橙色液體滴入化學水瓶
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animation of like text over beakers with liquid
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green liquid pouring into beaker
研究人员的后视,手套上的女人在绿色的田野里敲打玻璃
colorful chemistry experiment with dry ice
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laboratory beaker with data and structural formula of chemical compounds in the foreground
animation of virus cells over caucasian female scientist working in lab
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