safety alarm device安全: safe; secure; safety; securi ...报警装置: warning device; alarm device安全报警: security alarm安全报警器: safety alarm安全报警系统: safety alarm system下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:安全报警装置,即可在微信中查询翻译