英语词汇“sign of aggregation”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	sign of aggregation
释义	sign of aggregation : any of various conventional devices used in mathematics to indicate that two or more terms are to be treated as one quantity — compare brace, bracket, parenthesis, vinculum
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英语词典包含332784条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。