笔记：eat one's shirt 收回前言；亏本
这个词组有两个意思，大家在使用的时候注意区分用法。
You'll be eating your shirt if this new engine isn't as fast as you say it is.
如果这台新引擎没有你说的那么快，你就得收回自己的话。
I ended up having to eat my shirt on the cost of the lumber for the new shed after it was ruined by the rain.
这次大雨把新棚子毁了，我最后只能白白损失木材的费用。


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