Rack one's brain

来源: 走马读人 于 2012-02-09 10:07:35 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (259 bytes)

could be ...as 挖空 ,missed in E-C dictionaries.
Glad I solved new lines.

He was racked by doubts. 疑慮折磨著他。

盡力使用; 過度使用

Racking his brains, he couldn't think of a single example. 他絞盡腦汁卻連一個例子都想不出來。

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