soot

• 有机物不完全燃烧时产生的黑色粉末状或片状物质，主要成分是无定形碳，历史上曾用于制造颜料和墨水。

A black, powdery or flaky substance consisting largely of amorphous carbon, produced by the incomplete combustion of organic matter, and historically used in the production of pigments and ink.

不可数

1. Black powdery substanceB1formal

   A black, powdery or flaky substance consisting largely of amorphous carbon, produced by the incomplete burning of organic matter such as coal or wood. It is often used in making pigments and inks.

   烟炱

   • The chimney sweep was covered in black soot.
   • Old lamps produced a lot of soot that stained the walls.
   • Artists sometimes use soot to create a deep black pigment for ink.

   同义词carbon blacklampblacksmut

• 动词，指用烟灰（燃烧不完全产生的黑色粉末状物质）覆盖、弄脏或涂黑某物。

A verb meaning to cover, smear, or blacken with soot (a black powdery substance produced by incomplete combustion).

1. Coat with sootC1formal

   To cover or blacken something with soot, a black powdery substance produced by incomplete combustion.

   用煤烟涂覆

   • The chimney sweep's hands were sooted from his work.
   • Years of candle use had sooted the ceiling above the altar.
   • The explosion sooted the entire facade of the building.

   同义词begrimeblackendirtysmokesmudgesoilstain