| 例句 |
Your watch will probably set the metal detectors off.你的手表有可能会触发这个金属探测器。Smoke detectors are cheap and easy to put up.烟雾报警器价格便宜，容易安装。He accused the local council of allowing a needless tragedy, through a policy of not fitting smoke detectors to council houses.他指责地方议会不在市建住房里安装烟雾报警器的政策酿成了一场不必要的悲剧。Infrared detectors have many uses.红外探测器有多种用途。Smoke detectors are compulsory in all new buildings.所有新建筑物内都必须安装烟雾探测器。Metal detectors have many uses.金属探测器有多种用途。Smoke detectors must be installed to comply with fire regulations.遵照消防条例必须安装烟雾探测器。Having metal detectors in schools is a sign of the times.学校里配备金属探测器是时下流行的做法。 |