单词	oncer
释义	oncer noun onc·​er ˈwən(t)sə(r) plural -s : one that does or has done something only once Word History Etymology once entry 1 + -er
随便看	Tachyglossus tachyglossuses tachyglossusses tachygraph tachygrapher tachygraphers tachygraphic tachygraphical tachygraphically tachygraphies tachygraphist tachygraphists tachygraphometer tachygraphometry tachygraphs tachygraphy tachyhydrite tachylite tachylites tachylyte tachylytes tachymeter tachymeters tachymetric tachymetries

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。