英语词汇protohistoric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	protohistoric
释义	protohistoric 英/ ?pr??t???h??st?r?k / 简明释义 adj.原史时代的，史前时期的
随便看	oxygen gas oxygen gas analyzer oxygen gas boosting oxygen gas cutting torch oxygen gas cylinder oxygen gasification oxygen gas plasma stripping oxygen gauge oxygen generating equipment oxygen generating plant oxygen generation oxygen generation system oxygen generator oxygen geochemical barrier oxygen-glucose index oxygen glucose index oxygen gouging oxygen gradient oxygen groove Oxygen Group oxygen group compound oxygen group element oxygen half saturation pressure of hemoglobin oxygen half-saturation pressure of hemoglobin oxygen heater

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。