My roommate pulled a fire alarm and he's got a gun out.

我的室友拉响了火警警报，而且他手里有把枪。

youdao

Then the alarm clock rings, the man suddenly get up with a gun in his hand.

然后闹钟响了，男子突然从床上弹起，手上还握着把枪。

youdao

If that apparent conversion lasts (and it is notable that Congress's brief enthusiasm for gun-control laws evaporated overnight), it is likely to alarm Virginia's politically powerful gun lobby.

ECONOMIST: Politics in Virginia

They were called there after a fire alarm, and found a dead man with an apparently self-inflicted gun wound.

BBC: Explosives found at Orlando university campus