mephitis

• 名词，指从地下散发出的有毒或恶臭的气体，也泛指任何刺鼻难闻的气味。

A noun referring to a poisonous or foul-smelling gas emitted from the earth, or any distinctive, offensively unpleasant odor.

不可数

1. Poisonous gas from the earthC2formalscientific

   A noxious or foul-smelling gas emitted from the ground, often from volcanic or decaying organic matter.

   地出的毒气

   • The ancient Romans believed mephitis caused disease.
   • A strong mephitis rose from the swamp at dawn.
   • The cave was filled with a dangerous mephitis.

   同义词effluviummiasma

2. Offensive odorC2formal

   A very unpleasant and distinctive smell.

   恶臭

   • A mephitis of rotting garbage filled the alley.
   • The room had a mephitis that made everyone leave.
   • He could not stand the mephitis of the old basement.

   同义词fetorfoulnessmalodornoisomenessreekstenchstink

   反义词aromabouquetfragranceperfumescent