英语词汇back up safety 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	back up safety device
释义	back up safety device 简明释义备用安全装置网络释义 1 ?备用安全装置 ... back-up protection 后备保护 back-up safety device 备用安全装置 back-up supply 备用电源 ... 2 ?备用安全设备 ... back-up roll \|\| 支撑轧辊，支撑辊 back-up safety device \|\| 备用安全设备，备用安全装置 back-up source \|\| 后备电源，备用电源 ... 短语 1 back up safety device 备用安全装置
随便看	financial leasing financial legislation financial leverage financial leverage ratio financial leverage ratios financial liabilities financial liability financial liberalization financial liberation financial life financial liquidity financial literacy financial loan financial loans financial loss financial loss financially financially embarrassed financially secure financially sound financially speaking Financially troubled company financial magnate financial magnate financial manageement expense

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。