单词	seco-
释义	seco- combining form : having an opened ring —in names of organic chemical compounds 2,3-secocholestane Word History Etymology Latin secare to cut + English -o-
随便看	ollavs ollie olluco olm Olmec olmecs Olmert olms Olmsted olmütz olnets olog ologies ologist ologists ology ololiuqui ololiuquis Olomouc olona Olonets Olor oloroso olorosos olp

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。