英语词汇“mental arithmetic”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	mental arithmetic
释义	mental arithmetic From Longman Dictionary of Contemporary Englishmental arithmeticˌmental aˈrithmetic noun [uncountable] HMNthe act of adding numbers together, multiplying them etc in your mind, without writing them down I did a quick bit of mental arithmetic.Examples from the Corpusmental arithmetic• A quick bit of mental arithmetic was enough to make Chrissy weak at the knees.
随便看	be dependent on be dependent on/upon something be dependent upon be derived be derived from be derived from something be deserving of be deserving of something be designated be designated as be designated as/for something be designated for be designated something be designated to do be designated to do something be designed as be designed as be designed as something be designed for be designed for be designed for somebody/something be designed to do be designed to do something be desperate etc with worry be destitute of

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