英德
有道
百度
谷歌
图片
维基
百科
劳神费力 [láo shén fèi lì]
tax one's mind and strength
weary mind and use strength
weary mind and use strength
- 教学是一种很劳神费力的工作。
Teaching is a demanding job. - 购房对家庭是一笔大额的开支，装修也是劳神费力的事情。
Purchase of the family is a large expenditure, the decoration is bothered laborious things. - 如果草药熬出的汤汁能够治疗某种疾病，为什么还要劳神费力地写出这一药剂的分子式呢？
If a plant extract helped fight an infection, why bother trying to figure out which molecule did the trick?
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中国词汇量第二的英语词典
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