| 单词 | be off your head |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔be off your head〕You must be off your head going out in this weather! 这种天气出去你真是发疯了！剑桥高阶〔head〕You must be off your head if you think that.如果你那样想肯定是疯了。朗文当代 |
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