set off

US /set ˈɔːf/
UK /set ˈɔːf/
"set off" picture
1.

出发, 启程

to start a journey

:
•
We decided to set off early to avoid traffic.
我们决定早点出发以避开交通堵塞。
•
They set off on their adventure with great excitement.
他们怀着极大的兴奋踏上了冒险之旅。
:
departembarkleavestart outhead off
2.

引发, 触发, 启动

to cause something to happen or begin

:
•
The loud noise set off the car alarm.
巨大的噪音触发了汽车警报。
•
His comments set off a heated debate.
他的评论引发了一场激烈的辩论。
:
triggeractivateinitiatesparkprovoke
3.

引爆, 燃放

to make something, especially a bomb, explode

:
•
The engineers carefully set off the old bridge with explosives.
工程师们小心翼翼地用炸药炸毁了旧桥。
•
The fireworks were set off at midnight.
烟花在午夜燃放。
:
detonateexplodeigniteblast
:
settingsetset-toset onset inoffoff and on