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-电脑手机教程网

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	operation process chart operation processing operation protocol data unit operation rate operation record operation register operation requirement operation research and synthesis operation retry operation revenue operation routing operation schedule operation scheduling operation sequence operation sequence control operation sequence diagram operation sheet operation sign operation signal (O/S) operation specifications operation speed operation stack register operation staff operation statement operation storage

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。