英语词汇“protoxylem”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	protoxylem
释义	protoxylem /proh'teuh zuy"leuhm, -lem/, n. Bot. the part of the primary xylem that develops first, consisting of narrow, thin-walled cells. [1895-1900; PROTO- + XYLEM]
随便看	sitatunga sitcom sit-down sit-down strike site site catchment analysis site-specific sith sit-in Sitka Sitka spruce sito- sitology sitomania sitophobia sitosterol Sitsang sit spin sitten sitter Sitter sitting Sitting Bull sitting duck sitting room

英语词典包含168451条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。