1、trigger

引爆;启动;触发

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。

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。

引起;发动;促使

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

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。

诱因;起因;引发…的原因

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。

2、pick up

拿起；提起；拾起；捡起

He picked his cap up from the floor and stuck it back on his head.

他从地板上拾起帽子，重新戴在头上。

Ridley picked up a pencil and fiddled with it.

里德利拿起一支铅笔，不停地在手里摆弄着。

（通常指开车）接载，取走

We drove to the airport the next morning to pick up Susan.

我们第二天早晨开车去机场接苏姗。

She went over to her parents' house to pick up some clean clothes.

她去了趟父母家取些干净衣服。

（不费力地）获得，学会

Where did you pick up your English?

你在哪儿学的英语？

Young people are picking up ideas about good drugs and bad drugs.

年轻人正在形成毒品有好坏之分的观念。