水质污染 shuǐzhìwūrǎn water pollution Definitions Defs Origin Strokes Stroke Words Sentences Sents 水质污染 水質污染 shuǐzhìwūrǎn water pollution The contamination of water bodies, specifically referring to the degradation of water quality
水质污染 水質污染 shuǐzhìwūrǎn water pollution The contamination of water bodies, specifically referring to the degradation of water quality
