rack brains

绞尽脑汁绞尽脑汁地绞尽脑汁地想绞尽脑汁地想办法

rack brains 近义词

rack brains

等同于 think

rack brains

等同于 ruminate

rack brains

等同于 brainstorm

rack brains

等同于 mull

rack brains

等同于 puzzle

rack brains

等同于 ratiocinate

rack brains

等同于 concentrate

rack brains

等同于 deliberate