B2 a hollow structure that allows the smoke from a fire inside a building to escape to the air outside烟囱;烟道
More examples
A column of smoke rose from the chimney.
The chimney was puffing out clouds of smoke.
It can be dangerous to let too much soot accumulate inside a chimney.
Thick, black smoke was pouring out of the chimney.
The chimney was made of bricks.
specialized geology a narrow vertical passage in the rock of a cliff or mountain, through which a person can climb(可容一人攀登的)岩石狭缝,一线天
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