英语词汇primary grades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 grades
释义	primary grades [复数][美国英语]小学各低年级，初小各年级
随便看	roustabout roustabouting roustabouts rousted rouster rout route route component routed route forecast routeing route locking routeman routemarch routemarches routemen router route step route survey route surveying routeway routeways Routh-Hurwitz criterion Routh's rule of inertia routine

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。