英语短语词组词汇bulk mail的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	bulk mail
释义	bulk mail (美国邮政制度的)成批印刷品特价优待制，(同类印刷品)整批邮寄(邮资较低)
随便看	fractional precipitation Fractional Precipitations fractionals fractional sine wave fractionary fractionate fractionated fractionates fractionating fractionating column fractionation fractionations fractionator fractionators fraction defective fractionisation fractionise fractionised fractionises fractionising fractionization fractionize fractionized fractionizes fractionizing

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