噪声污染 zàoshēngwūrǎn noise pollution Origin Definitions Defs Strokes Stroke Words Sentences Sents 噪声 噪聲 zàoshēng noun noise loud, confused, or jarring sound; clamor; (physics/telecommunications) irregular fluctuations or interference that accompany a transmitted signal or obscure a sound污染 wūrǎn verbnoun pollution; to pollute pollution; contamination; to pollute or contaminate (physically or figuratively)