英语词汇“RRB”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	RRB
释义	RRB abbreviation Railroad Retirement Board.
随便看	primary election primary endosperm nucleus primary evidence primary feather primary group primary health care primary industry primary instruction primary legislation primary market primary meristem primary mirror primary oocyte primary pit field primary planet primary poverty primary process primary production primary qualities primary rainbow primary road primary scholar primary school primary sector primary spermatocyte

英语词典包含243303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。