英语词汇optional annex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	optional annex
释义	optional annex 简明释义任选附则专业释义 1 交通运输工程任选附则
随便看	sealed tube furnace sealed tube method sealed tubes sealed tube system sealed type sealed unit sealed unit sealed-units seal up sealed upright silo sealed vacuum device sealed verdict sealed vertical heatable cell sealed vessel sealed winding seal window sealed with a kiss Seale filler wire rope sea leg sea leg sea legs sealegs sea legs seal element sea lemon

英汉双解词典包含3185865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。