trigger

US /ˈtrɪɡ.ɚ/
UK /ˈtrɪɡ.ɚ/
"trigger" picture
1.

扳机, 触发器

a small device that releases a spring or catch and so sets off a mechanism, especially in a gun

:
•
He pulled the trigger and the gun fired.
他扣动了扳机，枪响了。
•
Be careful not to accidentally touch the trigger.
小心不要意外碰到扳机。
:
levercatchreleaseswitch
2.

诱因, 起因, 导火索

an event or circumstance that is the cause of a particular action, process, or situation

:
•
The loud noise was the trigger for his anxiety attack.
巨大的噪音是他焦虑症发作的诱因。
•
Stress can be a major trigger for migraines.
压力可能是偏头痛的主要诱因。
:
catalyststimulusimpetuspromptinducement
1.

触发, 引起, 启动

cause (an event or situation) to happen or exist

:
•
The alarm was triggered by smoke.
警报被烟雾触发了。
•
His comments triggered a heated debate.
他的评论引发了一场激烈的辩论。
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activateinitiatesparkpromptgenerate