사전/pollution
pollution
품사:
NOUN
pollution 예문:
Factories cause air pollution in many cities.
pollution의 정의 및 의미:
Harmful dirt or waste in air, water, or soil from people.
pollution
품사:
NOUN
pollution 예문:
Factories cause air pollution in many cities.
pollution의 정의 및 의미:
Harmful dirt or waste in air, water, or soil from people.