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2018-5-26 09:28 |
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本帖最后由 隋云飞 于 2018-5-26 17:53 编辑 ' M2 R2 c& W; l$ M: M( ?- i
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intestine 是可数名词5 T' ~% G/ q9 h- G
但每个人只有2个intestine,
) ]! ^1 E R3 H) ?0 I/ z, Gthe large intestine% q1 [8 V* U) [' N s
the small intestine
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Your intestineS are the tubes in your body through which food passes when it has left your stomach./ {, p- ?) q+ U! ^6 ]& W' Q
Your mouth, stomach, and intestineS are called your digestive system.
. ?2 A2 q3 Z: p) ?3 m2 w这里之所以用复数，就是因为大小肠共称intestineS2 _6 m/ o* `. ~. L9 R) H
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bacteria that live in the intestineS 意思当然就是大小肠上的细菌。 |
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发表于 2018-5-26 17:47:30
