can not 和unble to的区别远远不止谁是主动受动,两个词组表达的意境是不同的。; e: F/ d+ r; d
can not 是不能 ; O# j1 `" A3 m9 nnot able to 强调没有能力去作6 Y8 R) z* x3 ~. ]/ p& y: T( F. H
三思 发表于 2009-12-30 13:53
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下面是一个老外在网上出售仿真枪时作的说明:" U* E' s) T, ~0 n
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This item cannot be made to fire and has never been capable of firing. The metal is not strong enough to hold a charge. For decorative purposes only. - }+ P8 J% ^7 o& J7 u1 T) ]8 p
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谨供参考。