黑烟

• black smoke

例句

1. 黑烟一团一团地从燃烧的木头上滚滚升起。
   Black smoke boiled up from the burning wood.
2. 工厂向大气中排放黑烟现在是违法的。
   It is now unlawful for factories to emit black smoke into the air.
3. 烟囱里冒出来团团黑烟。
   Volumes of black smoke poured fromthe chimney.