双语例句原声例句
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其它一些人体细菌，包括某些口腔细菌、肠道和尿路细菌也在所有表面上都有检出。
Other human bacteria, including some linked with the mouth, gut and urine were also found on all surfaces.
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一项人体细菌生态系统调查报告显示，细菌的高密度聚集区时人体的前臂，而且这仅是意外的开始。
According to a new survey of the bacterial ecosystem that covers us, the diversity hot spot of the body's exterior is the forearm. And the surprises don't end there.
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那些在记忆测试中表现良好的人，其体内的免疫球蛋白 A 水平会升高。免疫球蛋白 A 是一种抗体，是人体抵御细菌的第一道防线。
Those who did well on the memory test had an increase in levels of immunoglobulin A, an antibody that's the body's first line of defense against germs.
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This is a bacterium that's normally present in humans; it colonizes all of our intestinal systems.
这种细菌在人体中很常见,栖居在我们所有人的肠道系统中
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