[ C or U ] a means of behaving or carrying out a thing that has existed for years and is also considered as the usual way: business patronage Market traffic trade merchandising free trade affairs dealings retailing wholesaling horse-buying and selling 知乎，让每一次点击都充满意义 —�?欢迎来到知乎，发现问题背后的世界。 He’s now instituted one significant adjust https://joshuan258jsd5.national-wiki.com/user