Plural a : responsibilities, tolls, or imposts imposed by the regulation of a rustic on imports or exports b normally singular in building : the agency, institution, or method for amassing this sort of customs business enterprise patronage Market visitors trade merchandising free trade affairs dealings retailing wholesaling horse-investing 知乎，让每一次点击都充满意义 https://kalidasl899tql5.iamthewiki.com/user