搜索枯肠
- na.rack [ransack] one's brains (for fresh ideas or apt expressions)
- 网络rack one's brains; improverishedmind

搜索枯肠
1.rack [ransack] one's brains (for fresh ideas or apt expressions); beat [cudgel] one's brains; rack one's brains (to do ...); scratch through one's mind for sth. -- a self-depreciatory phrase of a man of letters; think hard
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