英语词汇“back-up safety device”的翻译、意思、用法、释义-英汉汉英词典

单词	back-up safety device
释义	back-up safety device后备安全设备back-up safety device後備安全設備電機工程back-up safety device後備安全設備電力工程
随便看	unrwa uns uns. unsad unsadden unsaddle unsaddled unsaddles unsaddling unsaddling enclosure unsafe unsafe act unsafe behavior unsafe condition unsafe environment unsafely unsafeness unsafe region unsafe reset unsafe sex unsafe temperature unsafety unsafety conditions unsafety--conditions unsaid