| 单词 | set sth off |
| 释义 | ☞ setset sth offphrasal verb(setting, set, set)to start a process or series of events引发，激起（一连串行动或事件）◆panic on the stock market set off a wave of selling.对股市的恐慌情绪导致人们纷纷抛售股票。set sth offphrasal verb(setting, set, set)to make a bomb, etc. explode; to make an alarm start ringing使（炸弹等）爆炸；使（警报）响起；拉响（警报）◆a gang of boys were setting off fireworks in the street.一帮男孩子正在街上放烟火。◆opening this door will set off the alarm.一开这道门，警铃就会响。 set sth off to do sth which starts a reaction 发动；启动: ◇when this door is opened, it sets off an alarm. 这道门一打开，警钟就会响起。 |
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