英语词汇mental arithmetic怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	mental arithmetic
释义	mental arithmeticn. arithmetic performed in the mind 心算
随便看	recuperable recuperate recuperation recuperative recuperator recur recurrence recurrent recurrently recurring decimal recursion recursion formula recursive recursively recurvate recurvature recurve recusance recusancy recusant recyclable recycle recycler red redact

英汉双解词典包含94788条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。