名词（枪）扳机; 起动装置，扳柄; 引发其他事件的一件事; [电子学]触发器，触发电器
及物动词引发，触发; 扣…的扳机; 发射或使爆炸（武器或爆炸性弹药）
及物动词
1. His action has triggered off a crisis.
他的行动已经引起一场危机。
2. He accidentally triggered his rifle.
他无意中扣发了他步枪的扳机。
3. A spark triggered the explosion.
一粒火星引起了这场爆炸。
名词
1. Some people say that violent movies are potential triggers for juvenile delinquency.
一些人说暴力影片可能引起青少年犯罪。
2. He pulled the trigger and the bottle was shot to pieces.
他扣动扳机，瓶子当即被打得粉碎。
3. The odour of food may be a trigger for man''s appetite.
食物的香味能引起人的食欲。
1. trigger：trig; 触发触发器
1. (枪的)扳机
The trigger of a gun is a small lever which you pull to fire it.
e.g. A man pointed a gun at them and pulled the trigger.
一名男子拿枪指着他们，接着扣动了扳机。
2. (炸弹的)引爆器
The trigger of a bomb is the device which causes it to explode.
e.g. ...trigger devices for nuclear weapons.
核武器的引爆器
3. 引爆;启动;触发
To trigger a bomb or system means to cause it to work.
e.g. The thieves must have deliberately triggered the alarm and hidden inside the house...
盗贼肯定是故意触发了报警器，然后躲在房子里。
e.g. The one thousand pound bomb was triggered by a wire.
那颗重达 1,000 磅的炸弹是由一根导线引爆的。
4. 引起;发动;促使
If something triggers an event or situation, it causes it to begin to happen or exist.
\u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
e.g. ...the incident which triggered the outbreak of the First World War...
导致第一次世界大战爆发的事件
e.g. The current recession was triggered by a slump in consumer spending…
目前的经济衰退是由消费支出骤跌引起的。
5. 诱因;起因;引发…的原因
If something acts as a trigger for another thing such as an illness, event, or situation, the first thing causes the second thing to begin to happen or exist.
e.g. Stress may act as a trigger for these illnesses.
压力可能会成为引发这些疾病的原因。
noun
1. an act that sets in motion some course of events
Synonym: inductioninitiation
2. lever that activates the firing mechanism of a gun
Synonym: gun trigger
3. a device that activates or releases or causes something to happen
verb