Odor or malodor, which refers to unpleasant smells and is generally regarded as a nuisance, is nowadays considered an important environmental pollution issue.
恶臭引起人们不愉快的感受，妨害人们的生产生活，其污染已成为一个重要的环境问题。
Odor or malodor, which refers to unpleasant smells and is generally regarded as a nuisance, is nowadays considered an important environmental pollution issue.
恶臭引起人们不愉快的感受，妨害人们的生产生活，其污染已成为一个重要的环境问题。
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