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当蚊子从某人身上吸血时，它不会注入之前被叮咬过的人的血液。
When taking blood from someone, mosquitoes do not inject blood from any previous person.
youdao
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当蚊子从某人身上吸血时，它不会注入之前被叮咬过的人的血液。
When taking blood from someone, mosquitoes do not inject blood from any previous person.
youdao