英语词汇ensure retention怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	ensure retention
释义	ensure v — 保证 v • 保障 v • 力保 v • 确定 v retention n — 保留 n • 留用 n retention — 滞留
随便看	Pu Technology puted puted into practice puted on hold puted up with put effective put effectively into practice put effort put effort into put effort into sth put efforts behind put efforts towards put 'em put emphasis on put emphasize on put energy into put enormous efforts put equal put equal 100% put even more put every effort put everything put everything in place put everything together put expertise

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

ensure v —