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免費 微生物破壞 視頻

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virus and blood cells
dew-kissed dandelion seeds
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在微鏡下檢測單細胞 paramecium 原生動物的高度密度
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白人研究人员穿着防护服,手持试管,在绿地进行害虫控制时使用笔记本电脑
abstract 3d geometric background with metallic spheres
sea anemone moving from one location to the next in its natural habitat in a mangrove
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淡水原生生物 (原生類) 單細胞生物 (單細胞生物) 絲狀生物 (絲狀生物) 和藻類 (藻類) 在顯微鏡下移動
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一大群<unk>鹿在冰川地區放牧 - - 無人機拍攝
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在背景上拍摄绿色三叶草形状的近距离工作室拍摄,以庆祝圣帕特里克日
淡水原生生物 (原生類) 單細胞生物 (單細胞生物) 絲狀生物 (絲狀生物) 和藻類 (藻類) 在顯微鏡下移動
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在微鏡下檢測單細胞 paramecium 原生動物的高度密度
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unicellular organisms and algae under microscope magnification freshwater sample
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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
microscopic shot of tiny bugs and insects moving around
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digitally generated virus cells, red blood cells and bacteria against white background
coronavirus covid19 animation 4k
blood cell types
白人研究人员穿着白色防护服和防护眼镜在绿色田野里行走,
green viruses floating
the combination of water and oil and the color of gouache has created something similar to the cells of the human body
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4k drone video looking down as a woman swims in the magpupungko rock pools on siargao island in the philippines
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macro shallow depth of field dolls face with bright makeup and grit grime mud on face
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dew drops on a dandelion
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digitally generated virus cells, red blood cells and bacteria against blue background
淡水原生生物 (原生類) 單細胞生物 (單細胞生物) 絲狀生物 (絲狀生物) 和藻類 (藻類) 在顯微鏡下移動
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overhead shot of droplet of blue paint or dye dropped into water against white background to create swirling colourful pattern
paramecium 高密度群體在顯微鏡中的明亮檔案
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paramecium single cell organisms in microscope bright field
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unicellular organisms and algae under microscope magnification freshwater sample
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春天降雨在農地
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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
close-up of mold on bread
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lawn wolf spider in tropical rain forest.
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digitally generated virus cells, red blood cells and bacteria against white background
animation of multiple coronavirus cells spreading and infecting floating
兩個 buerger 青<unk>在交配期間游泳
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digitally generated virus cells, red blood cells and bacteria against brown background
两位日本朋友在厨房里做饭时玩得很开心
paramecium single cell organisms in microscope bright field
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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
animation of christmas holly pattern over out of focus cityscape in background
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淡水原生生物 (原生類) 單細胞生物 (單細胞生物) 絲狀生物 (絲狀生物) 和藻類 (藻類) 在顯微鏡下移動
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water oil bubbles behind glass background
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water oil bubbles behind glass background
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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
microscopic view of physarum polycephalum in phase contrast
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paella with chicken and beans
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藍色細菌和綠藻類在顯微鏡下移動
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白人研究人员穿着防护服和防护眼镜的人在田野里散步,收集小麦草
血红细胞在血管中的运动 毛细血管显微镜
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