英语词汇preoperational stage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	preoperational stage
释义	preoperational stage 简明释义前运思期；前运算阶段
随便看	extreme temperature extreme temperature hydraulics extreme temperature refractory extreme term extreme term of proportion extreme term extreme terms of proportion extreme thermophile extreme thermophile bacterium extreme thirst extreme tide range extreme tourism extreme trace analysis extreme type extreme ultraviolet extreme ultraviolet extreme ultraviolet glancing incidence telescope extreme ultraviolet laser extreme ultraviolet lithography extreme ultraviolet photometer extreme ultraviolet radiation extreme ultraviolet radiation detector extreme-ultraviolet ray extreme ultraviolet ray extreme ultraviolet region

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。