Human guts are full of bugs that help digestion and also stop their disease-causing counterparts from invading.

人类内脏内充满了微生物来帮助消化，同时抵御致病物质的入侵。

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Reading 'Guts' takes a full head of steam. You don't get many moments to look up from the page.

读《肠子》的时候我热得头上直冒气儿，看着稿子也不太敢抬头。

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If we could live on good food like that, he said to her somewhat loudly, we wouldn't have the country full of rotten teeth and rotten guts.

“要是咱们能够靠这样的优质食品过活，”他略微提高嗓门对她说，就不至于全国到处都是烂牙齿和烂肠子的了。

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