英语词汇“protoptile”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	protoptile
释义	pro·top·tile \(ˈ)prō\|täptə̇l\ noun (-s) Etymology: prot- + -ptile : one of the first set of down feathers in young birds having two sets of down
随便看	eupolidean eupomatia eupotamic eupractic eupraxia euptelea eupterotidae eupyrchroite eupyrene eupyrion eur eur- eurafrican euramerican euraquilo eurasian eurasian Eurasian eurasiatic eureka eureka eureka red eurhodine eurhodol eurhythmic

英语词典包含332784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。