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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
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intestine 是可数名词8 e9 k3 e1 X, y4 z- R
但每个人只有2个intestine, 4 P2 D' v( b% L: m* U+ H
the large intestine
) @& s7 _# o. S4 F3 ]the small intestine& Q( `: k2 e8 ]2 b
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所以
) N9 u( |7 Z! q! P- m. xYour intestineS are the tubes in your body through which food passes when it has left your stomach.3 o, o; C. v# [- A2 i$ }' W
Your mouth, stomach, and intestineS are called your digestive system.
! g, w2 K& U% n1 c7 @* F9 a7 M5 O- s这里之所以用复数，就是因为大小肠共称intestineS$ |. S+ b+ r+ }8 @
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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
