英语词汇under plain cover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	under plain cover
释义	under plain cover in an envelope or parcel without any marks to identify the sender 以未注明发送者身份的信封（或包裹）。 See main entry:cover
随便看	subscript subscription subscription concert subsea subsection subsellium subsequence subsequent subsequently subserve subservience subserviency subservient subserviently subset subshrub subshrubby subside subsidence subsidiarily subsidiarity subsidiary subsidization subsidize subsidizer

英汉双解词典包含131075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。