He's as thin as a rail!

他瘦得就象根铁条呢!

辞典例句

I was lucky, thin as a rail and never hungry.

我很幸运, 苗条如杆,也从不饥饿.

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Both were over six feet, and thin as a rail.

两个人的身长都超过六英尺, 而且都是骨瘦如柴.

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Heidi needs to eat. Look at her; she's thin as a rail.

海蒂需要多吃点东西. 你看她, 骨瘦如柴似的.

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That little girl is as thin as a rail. She must n't eat very much.

那个小女孩骨瘦如材, 她一定吃的不多!

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