pollution

• 指有害物质或污染物进入环境，对环境造成损害或不适。也可指受到污染的状态。

A noun referring to the presence or introduction of harmful substances or contaminants into the environment, causing damage or discomfort.

不可数

1. Environmental contaminationB1formalscientific

   The presence or introduction of harmful substances or pollutants into the natural environment, causing damage or discomfort.

   环境污染

   • Air pollution in major cities is a serious health concern.
   • The factory was fined for causing water pollution in the river.
   • Plastic pollution is a growing threat to marine life.

   同义词befoulmentcontaminationdefilementpoisoningtaint

2. Noise or light pollutionB2formalscientific

   Excessive or unwanted sound or artificial light that disrupts the natural environment or human activities.

   污染（噪音或光污染）

   • Noise pollution from the construction site kept the residents awake at night.
   • Light pollution in urban areas makes it difficult to see stars.
   • The city introduced regulations to reduce light pollution.

   同义词contaminationdisturbancenuisance