英语词汇retention index的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	retention index
释义	retention index 英?[ri?ten??n ?indeks] 美?[r??t?n??n ??n?d?ks] 释义保留[持着，滞留]指数
随便看	course session course sessions course-setting compass course setting compass course setting instrument course setting sight course-setting sight course shift course short Course,Short-Term course signal courses of action courses of instruction courses of lectures courses of study course softening course-specific course/speed computer course split Courses,Short-Term course stability course-stability coursestability course stability control course stability index

英汉双解词典包含4367426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。