air pollution
US /ˈer pəˌluː.ʃən/
UK /eə pəˈluː.ʃən/
名詞
空氣污染
the presence in or introduction into the air of a substance which has harmful or poisonous effects.
範例:
•
The city is struggling with severe air pollution.
這座城市正面臨嚴重的空氣污染。
•
Reducing vehicle emissions is key to combating air pollution.
減少車輛排放是防治空氣污染的關鍵。