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N-COUNT
(槍的)扳機(jī)
The trigger of a gun is a small lever which you pull to fire it.
例句
A man pointed a gun at them and pulled the trigger.
一名男子拿槍指著他們，接著扣動了扳機(jī)。
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N-COUNT
(炸彈的)引爆器
The trigger of a bomb is the device which causes it to explode.
例句
...trigger devices for nuclear weapons.
核武器的引爆器
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VERB
引爆;啟動;觸發(fā)
To trigger a bomb or system means to cause it to work.
例句
The thieves must have deliberately triggered the alarm and hidden inside the house...
盜賊肯定是故意觸發(fā)了報警器，然后躲在房子里。
The one thousand pound bomb was triggered by a wire.
那顆重達(dá) 1,000 磅的炸彈是由一根導(dǎo)線引爆的。
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VERB
引起;發(fā)動;促使
If something triggers an event or situation, it causes it to begin to happen or exist.
例句
...the incident which triggered the outbreak of the First World War...
導(dǎo)致第一次世界大戰(zhàn)爆發(fā)的事件
The current recession was triggered by a slump in consumer spending…
目前的經(jīng)濟(jì)衰退是由消費支出驟跌引起的。
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N-COUNT
誘因;起因;引發(fā)…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.
例句
Stress may act as a trigger for these illnesses.
壓力可能會成為引發(fā)這些疾病的原因。