| 单词 | mental arithmetic |
| 释义 | ˌmental aˈrithmetic noun [uncountable] HMNthe act of adding numbers together, multiplying them etc in your mind, without writing them down 心算 I did a quick bit of mental arithmetic. 我很快地心算了一下。Examples from the Corpusmental arithmetic• A quick bit of mental arithmetic was enough to make Chrissy weak at the knees.ˌmental aˈrithmetic nounChineseSyllable together, of the Corpus act numbers multiplying adding |
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