放射性物质、装有警报装置的手提箱和公事包。
Radioactive material briefcases and attache case with installed alarm devices.
他们怎么避过警报装置？
买了房屋保险的人会降低检查烟雾警报装置的频率；健康险会促进不健康的饮食行为。
Someone with home insurance will check their smoke alarms less often; health insurance encourages unhealthy eating and drinking.
这种轻型手持式测试仪对在可能存在易燃气体区域内工作的人员来说是有效的可燃气体警报装置。
This lightweight hand-held instrument is an effective warning device for staff working in areas that can contain combustible gases.
说到警报装置，我的陷阱挺脆弱的，不过卧室和厨房相邻，我确信如果老鼠被俘，一定有响动。
My trap is weak when it comes to an alarm mechanism, but our bedroom is adjacent to the kitchen and I feel certain that I will hear something to alert me to the mouse's capture.
说到警报装置，我的陷阱挺脆弱的，不过卧室和厨房相邻，我确信如果老鼠被俘，一定有响动。
My trap is weak when it comes to an alarm mechanism, but our bedroom is adjacent to the kitchen and I feel certain that I will hear something to alert me to the mouse's capture.
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