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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 ! M' G& o- L7 g% J# e* n0 ]9 L
* x8 ]$ `" ^8 ]4 [6 V( aintestine 是可数名词
1 c! Q0 s+ Z3 P* i$ Y% b但每个人只有2个intestine,
- u+ M6 E9 F" g6 j4 @) k9 M6 pthe large intestine
) M" [* ?# `, d) w, V% j2 j* P- bthe small intestine* g |' w: ?9 f; s6 b
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所以5 [; U. x# j4 ]9 J
Your intestineS are the tubes in your body through which food passes when it has left your stomach.
7 a* N6 L$ c! d+ ~; uYour mouth, stomach, and intestineS are called your digestive system.* m2 l, h8 w* b7 N5 A5 W& O9 E
这里之所以用复数，就是因为大小肠共称intestineS: u8 v6 D' u# Y$ v
. R0 `. r/ B ibacteria 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
