英语词汇sign of aggregation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	sign of aggregation
释义	sign of aggregation 简明释义（数学中的）聚合符号（如大、中、小括号等）
随便看	security assistance security assistance program security association security association identifier security assurance security attribute security attribute security audit security audit trail security authentication security authority security awareness security awareness program security awareness training security axiom security benefits security bill security bit security blanket security blanket security blanket security body security body security book security breach

英汉双解词典包含3185865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。