单词	Have you kept a pet?
释义	Have you kept a pet? 那你养过没有?
随便看	organic polar complex organic polar solvent organic precipitant organic precipitation organic precursor organic precursor impregnation method organic pollutant organic pollutant analysis organic pollutant criteria Organic pollutant-degradating microbe organic pollutants organic pollu-tants organic polluters organic pollution organic pollution criteria organic pollution matters Organic pollution of water body Organic pollutions organic pollution source organic pollution synthesis value A organic polyelectrolyte Organic polyester-resin organic polymer organic polymer coating organic polymeric flocculants