英语词汇“under plain cover”的读音、翻译、释义、用法及例句-智慧网

词汇	under plain cover
释义	under plain coverunder plain cover1.■(信件、包裹等)没有注明寄发人姓名、地址及内容;用没有注明商号、装有何物的封袋邮寄
随便看	spring-tooth cultivator spring-tooth cylinder spring-tooth disk harrow spring-tooth drag spring-toothed harrow spring-toothed weeder spring-tooth flexing standard spring tooth harrow spring-tooth harrow spring-tooth harrow plough spring-tooth harrow section spring-tooth rake spring top-dressing spring to pull off spring tracheid spring track spring transmission spring trip spring-trip beam testiness testing testing abrasion of aggregates testing aeroplane testing agency testing and research engineering

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