英语词汇封壳是什么意思，封壳的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	封壳
释义	DEFINITIVE EXAMPLES 权威例句The electrical connectors have to be cased in (=covered in a tight case of) waterproof plastic.这些电器接头必须装在防水的塑料封壳里。剑桥国际
随便看	natural deposit natural deposit natural depreciation natural depression natural destruction natural dialogue natural diminution natural disaster natural disaster natural disaster natural disaster natural dissipated power natural division natural draft natural draft boiler natural draft cooling tower natural draft gas burner natural draft pit furnace natural draft transformer natural draft ventilation natural draught natural draught cooling tower natural draw ratio natural drug natural drying

觉斋网英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。