1、exactly

精確地;確切地;正好

Each corner had a guard tower, each of which was exactly ten meters in height.

每個角落都有一座警戒塔，每座警戒塔正好10米高。

Agnew's car pulled into the driveway at exactly five o'clock.

阿格紐的車在5點整駛入了車道。

根本不；決不

This was not exactly what I wanted to hear.

這根本不是我想聽到的。

Sailing is not exactly cheap.

帆船運動根本就不便宜。

（用于問句中，表示不贊成）到底，具體

What exactly do you mean?

你到底什么意思?

Exactly what are you looking for?

你到底在找什么？

2、trigger

(槍的)扳機

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。

引爆;啟動;觸發

The thieves must have deliberately triggered the alarm and hidden inside the house.

盜賊肯定是故意觸發了報警器，然后躲在房子里。

The one thousand pound bomb was triggered by a wire.

那顆重達 1,000 磅的炸彈是由一根導線引爆的。

引起;發動;促使

the incident which triggered the outbreak of the First World War.

導致第一次世界大戰爆發的事件

The current recession was triggered by a slump in consumer spending

目前的經濟衰退是由消費支出驟跌引起的。