He ripped away a wire that led to the alarm button.

他把连接报警按钮的电线扯掉了。

《柯林斯英汉双解大词典》

Push the alarm button and wait for someone to respond to you.

按下“报警”按钮，等待他人回复。

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If the elevator doors fail to open upon stopping, push the alarm button and wait until help comes.

对于井式电梯，如果门忽然打不开，不要慌张，按下警报，然后等待营救人员。

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Research associate Gauri Nanda's two-wheeled "Clocky" automatically rolls off the bedside table when the alarm goes off and the snooze button is pressed.

CNN: Clever clock stops you sleeping late

When the alarm rings in the morning you find yourself thinking about the snooze button more often.

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Pushing a button on the Fob or tapping "Find Fob" icon from the Proximo App dashboard triggers an alarm that helps the user locate their phone, keys or other valuable items.

ENGADGET: Kensington wants you to be very afraid of losing your iPhone, buy its $60 Proximo system