名詞 set off:

1. structure where a wall or building narrows abruptly
   同義詞：set-back, setoff, offset

動詞 set off:

1. put in motion or move to act
   同義詞：trip, actuate, trigger, activate, spark off, spark, trigger off, touch off
2. leave
   同義詞：depart, part, start, start out, set forth, set out, take off
3. direct attention to, as if by means of contrast
   同義詞：bring out
4. cause to burst with a violent release of energy
   同義詞：explode, detonate, blow up
5. make up for
   同義詞：cancel, offset
6. set in motion or cause to begin
7. provoke or stir up
   同義詞：incite, instigate, stir up

1. Do be careful with those fireworks; the slightest spark could set them off.
   這些煙火要格外小心，稍有火星就能引起爆炸。
2. If you want to catch that train we'd better set off for the station immediately.
   你要是想趕上那班火車，咱們就最好馬上動身去火車站。
3. What time are you planning to set off tomorrow?
   你打算明天幾點鐘啟程?
4. Panic on the stock market set off a wave of selling.
   股票市場上人心惶惶，掀起拋售浪潮。
5. Her imitations always set me off (laughing).
   她模仿別人的動作，每次都把我逗得哈哈大笑。
6. That jumper sets off the blue of her eyes.
   在這件毛衣襯托下，她眼睛的藍色顯得更漂亮了。
7. Don't set him off talking politics or he'll go on all evening.
   可別讓他談起政治來，要不然他一談就得一個晚上。
8. They've set off on a journey round the world.
   他們已經(jīng)開始環(huán)游世界。