柯林斯詞典smokestack /?sm??k?st?k/ (smokestacks) 1. N-COUNT A smokestack is a very tall chimney that carries smoke away from a factory. 高煙囪 返回 smokestack劍橋詞典a tall , vertical pipe that takes smoke or steam into the air from an engine driven by steam or from a factory 大煙囪 返回 smokestack