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caney tower skyscraper roof heliport in santo domingo city, top view
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白人年輕人穿著白色個人防護裝備的肖像,站在室外,看著攝影機
animation of hello and hi over hands of biracial woman using smartphone in city
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caucasian male medical worker wearing protective clothing mask and gloves holding vaccine vial in la
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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
chemistry lab bottles with chemical labels
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白人建築師戴著防護面具和頭盔, 拿著沒有疫苗的唱歌板, 觀看攝影機, 抗議covid-19"
high quality cgi render of a scientific molecular model of a wtare h2o molecule, with space on the left of screen to add information or data
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收音机 18 小小
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白人建築師戴著防護面具和頭盔, 拿著沒有疫苗的唱歌板, 觀看攝影機, 抗議covid-19"
observing color change with ph indicator
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young family in protective suits holds rollers near wall
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hiv test in a test tube
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worried scientists in ppe suit talking behind the glass wall
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一名警察在街上抗议 covid-19 的示威活动中,看着一群人拿着招牌大喊大叫
mature man wearing face mask reads shopfront sign and takes out phone
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靠近一個病人透過氧氣面具呼吸,看著相機 1
video close up of hpv vaccine vial and syringes, with copy space
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close up of male african american doctor holding vaccine bottle at hospital
兩個穿著個人防護裝置的清潔人員在辦公大樓內觀看攝影機
element structure diagram over syringe in vaccine vial
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兩名實驗室技術人員穿著防護服在實驗室工作
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high quality cgi render of a scientific molecular model of a water h2o molecule, with simple black label and chemical symbol
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protestors holding signs for covid-19 awareness
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白人戴着面具, 抱着我的身体, 我的选择"标志, 并看着摄像机抗议covid-19"
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
close up view of african american doctor in protective glasses
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
virologist is holding in hands tube with vaccine from covid-19 closeup of human face in laboratory pandemic of coronavirus
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一名病人透過氧氣面具呼吸的近距離圖片 1
laboratory glassware and chemicals
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extreme close-up of a scientist in a blue respirator and protective glasses who developed a coronavirus vaccine holding an ampoule of white powder. narcotic substances and painkillers. high quality 4k footage
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a man wearing a gas mask and protective gear
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chemical formulas and molecular structures over abstract digital globe and blue waves
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靠近一個病人透過氧氣面具呼吸,看著攝影機
high quality cgi render of a scientific molecular model of a methane molecule, with space on the left of screen to add information or data
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moderna covid-19 vaccine vial
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animation of element structure over african american female surgeon in cap and face mask
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dopamine chemical formula analog tv glitch noise texture
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portrait physician protective suit posing in hospital infectious department.
一名戴著防毒面具的非洲裔美國人大喊大叫, 舉起雙手, 拿著"禁止種族歧視"的標誌,
鋼製圓形油儲存<unk>,石油產品的儲存和處理服務
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a man in a hazmat suit holding a quarantine sign
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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
african american doctor wearing face mask holding covid-19 vaccine and syringe at home
醫護人員用手顯示腳印
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animation of words covid-19 floating over three scientists working in a laboratory
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用手套填充 covid-19 疫苗的注射器
一名身穿防护制服的医疗保健工作者手持手套,手里拿着冠状病毒疫苗,covid-19疫苗接种概念,病毒治愈药物,医疗保健
video close up of hpv vaccine vial and syringes, with copy space
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