单词	undercourse
释义	undercourse noun : a layer (as of flooring) immediately under a course of tiles : a course (as of shingles) laid beneath a covering course Word History Etymology under entry 3 + course
随便看	unriper unripest unripped unripping unrippings unrippled unrips unrisen unrivaled unrivalled unriven unrivet unriveted unriveting unrivets unroasted unrobbed unrobe unrobed unrobes unrobing unroll unrolled unrolling unrolls

英语词典包含469781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。