英语词汇“germ-layer theory”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	germ-layer theory
释义	germ-layer theory germ-layer theory [′jərm ‚lā·ər ‚thē·ə·rē] (embryology) The theory that three primary germ layers, ectoderm, mesoderm, and endoderm, are established in the early embryo and all organs and structures are derived from a specific germ layer.
随便看	ftoa ftoac ftoc ftocs ftoi ftok ftol ftom ftome ftop ftopra ftops ftor ftorb ftos ftotc ftow ftoywdk ftp ftpa ftp archive ftpas ftpb ftpbi ftp by mail

英语词典包含2567994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。