| 单词 | 无所用心 |
| 释义 | 无所用心无所用心[wú suǒ yòng xīn]1.■not give serious thought to anything; be indifferent to anything; be unconcerned; happy-go-lucky; have an empty head; without doing thinking; without using the brain:饱食终日,无所用心be sated with food and remain idle |
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