英语词汇protonephridium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	protonephridium
释义	protonephridium[,pəutəune'fridiəm] n.【动物学】原肾；原肾管
随便看	cross that bridge when one gets to it cross the bar cross the floor cross the Great Divide cross the river cross the Rubicon cross the Styx cross the T cross the t's cross the t's and dot one's i's cross the t's and dot the i's cross the wire cross-thread crosstie crosstied crossties cross-tolerance crosstown crosstown bus crosstowns cross-trade cross-trader cross-trading cross-tradings cross-train

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。