[ C or U ] a way of behaving or doing a thing that has existed for a long time and is particularly considered as the standard way: small business patronage marketplace traffic trade merchandising cost-free trade affairs dealings retailing wholesaling horse-trading 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。 a follow followed for a make https://williamp212dbb2.fare-blog.com/profile