A foreign substance that makes something dirty, or impure, especially waste from human activities.
pollutant 30秒了解
- (noun) A foreign substance that makes something dirty, or impure, especially waste from human activities.
Meanings
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noun A foreign substance that makes something dirty, or impure, especially waste from human activities.
Summary
A foreign substance that makes something dirty, or impure, especially waste from human activities.
- (noun) A foreign substance that makes something dirty, or impure, especially waste from human activities.
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