英语词汇manual fire alarm device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	manual fire alarm device
释义	manual fire alarm device 简明释义手动火灾报警装置网络释义 1 ?手动火灾报警装置 ... manual fire alarm box 手动火灾报警箱 ; 手摇火警器 manual fire alarm device 手动火灾报警装置 manual fire alarm 手动火灾报警 ; 手动火警报警器 ... 短语 1 manual l fire alarm device 手动火灾报警装置双语例句 1 The manual fire alarm buttons are an important part of a fire alarm system; particularly in petrochemical plant area, it is even a major device of fire alarm at site. 火灾手动报警按钮是火灾报警系统的重要组成部分，尤其在石油化工生产装置区域，更是一种主要的现场火灾报警设施。
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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。