to rack one's brain 绞尽脑汁
go to rack and ruin 陷于毁灭 ; 被毁灭掉 ; 破败不堪
rack-to-rack 机架到机架 ; 机架至机架
to rack one's brains 挖空心思 ; 劳心 ; 劳心苦思 ; 绞尽脑汁
to rack and pinion steering 齿轮齿条转向器
to rack your brain 绞尽脑汁 ; 冥思苦想
to rack your brains 绞尽脑汁 ; 冥思苦想
to rack one's brai 汉译英难点解析绞尽脑汁
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