creosote

• 一种深棕色或黑色的油状液体，由煤焦油或木焦油蒸馏而得，主要用作木材防腐剂和消毒剂。

A dark brown or black oily liquid derived from coal tar or wood tar, used as a wood preservative and antiseptic.

不可数

1. C1formaltechnical

   A dark brown oil obtained from coal tar, used as a wood preservative to prevent rot and insect damage.

   木材防腐剂

   • The fence posts were treated with creosote to protect them from the elements.
   • Creosote has a strong, distinctive smell that lingers for years.
   • Workers applied creosote to the railway sleepers to extend their lifespan.

   同义词coal-tar creosote

2. Chemical compoundC2formaltechnical

   A mixture of phenols and other organic compounds, also found in wood smoke and used in some medical applications.

   化学化合物

   • Creosote is a byproduct of burning wood in a chimney.
   • The chemical composition of creosote varies depending on its source.
   • In the past, creosote was used in some cough syrups.

• 动词，指用木馏油（一种用于木材防腐的化学物质）处理或浸渍。

A verb meaning to treat or impregnate with creosote, a chemical substance used as a wood preservative.

1. Apply creosoteC1formal

   To treat or coat something, especially wood, with creosote for preservation.

   涂木馏油

   • The workers creosoted the fence posts to protect them from rot.
   • They creosoted the railway sleepers to extend their lifespan.
   • The old barn was creosoted every few years to prevent decay.