So every time we grab a glass of juice or type out an email, we leave our fingerprints, and a shmear of our own resident microbes.
因此每当我们拿起一杯果汁或是发送一封邮件，都会留下附着微生物的指纹。
So every time we grab a glass of juice or type out an email, we leave our fingerprints, and a shmear of our own resident microbes.
因此每当我们拿起一杯果汁或是发送一封邮件，都会留下附着微生物的指纹。
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