英语词汇protostomous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	protostomous
释义	protostomous 简明释义 adj．原口动物的：在生物分类学中，原口动物是一类生物，其胚胎发育过程中口腔先于肛门形成。
随便看	direct-coupling triggering direct-coupling turbine direct course direct course made good direct-cranking starter direct credit direct cross direct crossgraphy direct cross matching test direct cross-matching test direct crosstalk direct crosswind direct cruuent arc welder direct culture direct current direct-current directcurrent direct-current acyclic generator direct current adjustive system direct current alternating current converter direct-current ammeter direct current ammeter direct current amplification factor direct current amplifier direct current amplifier

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。