give off

US /ɡɪv ɔf/
UK /ɡɪv ɔf/
"give off" picture
1.

散发, 发出, 放出

to produce a smell, light, heat, or a gas

:
The flowers give off a sweet scent.
花朵散发出甜美的香气。
The old engine gives off a lot of smoke.
这台旧发动机冒出大量烟雾。