噪音污染 zàoyīnwūrǎn noise pollution Definitions Defs Origin Strokes Stroke Words Sentences Sents 噪音 zàoyīn noun noise unpleasant, loud, or cacophonous sounds; din; sounds produced by irregular vibrations, as opposed to musical tones 乐音 yuèyīn, such as consonants污染 wūrǎn verbnoun pollution; to pollute pollution; contamination; to pollute or contaminate (physically or figuratively)
