健康的饮食—需大量摄入水果和蔬菜，运动和每天7个小时的睡眠，这些可以使你的身体更不容易被细菌入侵。
A healthy diet -with a generous intake of fruit and vegetables -exercise and 7 hours of sleep daily, can make your body less vulnerable to germs.
健康的饮食—需大量摄入水果和蔬菜，运动和每天7个小时的睡眠，这些可以使你的身体更不容易被细菌入侵。
A healthy diet - with a generous intake of fruit and vegetables - exercise and 7 hours of sleep daily, can make your body less vulnerable to germs.
人类身体携带有几百种细菌物种，这些细菌负责各种有益健康的例行工作，从帮助消化到帮助免疫系统确认外来入侵物。
The human body hosts hundreds of bacterial species that perform various salubrious housekeeping chores, from aiding digestion to helping the immune system identify foreign invaders.
免疫系统由免疫细胞、免疫组织和它们所分泌的生化物质构成，它保护着身体不受病毒、细菌和其他入侵者的干扰。
The immune system - a network of cells, tissues and biochemicals they secrete - defends the body against viruses, bacteria and other invaders.
那些包裹入侵细菌的蛋白鞘与身体的特定部分的原生细胞表面的蛋白是如此相似。
The protein sheath that coats each invading bacterium cell is remarkably similar to the one that coats the native cells that form a particular part of the body.
那些包裹入侵细菌的蛋白鞘与身体的特定部分的原生细胞表面的蛋白是如此相似。
The protein sheath that coats each invading bacterium cell is remarkably similar to the one that coats the native cells that form a particular part of the body.
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