英语词汇primary grouping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	primary grouping
释义	primary group 【社会学】初级群体(如家庭、友人圈) 前古生界[参较 secondary group]
随便看	feedbox feedbox information feed-breaker feed cable feed canal feed cell feed chute feed-control valve feed conveyor feed crop feed current feeder feeder distribution center feeder line feeder liner feederliner feeder lines feeder reactor feeder road feeder roads feeders feeder service feeder trough feedforward feed forward control

英汉双解词典包含483723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。