He'll need to be jamming you at this point, as a broken window or opened door would normally release the alarm.

打破窗户或打开门通常会触发警报，这时他就需要干扰你。

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Unbelievably, the museum didn't have a functioning burglar alarm, and the thief was able to simply smash a window and remove the pictures from their frames, without incident.

令人难以置信的是，博物馆的防盗报警器并未触发，窃贼仅仅打破了一扇窗就进入博物馆，将名画从框架上取走而无人发现。

youdao

The security cameras and alarm system were alerted and the police immediately came to the house and arrested the intruder who was attempting to break a window when they arrived.

监控摄像头和保安系统立刻发出警报，警方立刻赶到现场，逮捕了这一试图通过打破窗户进入家中的男子。

youdao

When he went to the address indicated he had a look through the window then instructed the iPad to set off an alarm so that he could check that it was in fact his.

FORBES: Apple's Find My iPad Is Not Electronic Trespass

The charge against him alleges that at he locked Ms Findlay in the flat, and allegedly placed the 46-year-old in such a state of fear and alarm that he caused her to fall from the fifth floor window.

BBC: Man in court over Dundee flat fall death

Christopher Roberts was in his bath when he heard the smoke alarm from Hughes's home, heard screaming, and saw flames in the upstairs window, the court was told.

BBC: Judge Merfyn Hughes praise for fire rescuers at Pwllheli