1、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。

2、substantial

大量的;相當程度的;重大的

The party has just lost office and with it a substantial number of seats.

該黨剛剛競選失利，同時還失去了許多席位。

That is a very substantial improvement in the present situation.

在當前形勢下這是一個非常巨大的進步。

(建筑物)大而堅固的，結實的，牢固的

those fortunate enough to have a fairly substantial property to sell.

那些有相當多的固定資產可出售的幸運兒