趣味短语：绞尽脑汁 Rack one's brains
Rack one's brains
【英文解释】make great mental effort (to remember something, think of a solution, etc.)
【短语来源】Literally, to stretch one's brains on the rack, an instrument of torturethat stretched a victim's joints when its wheels and rollers, to which the limbs were attached, were turned by the operator. Its use in England was abolished in 1640.
【有例有句】1. I have been racking my brains all day trying to think of a birthday present for her.
2. All night I have been tossing and turning racking my brains to think what could have possessed the young man to kill himself.