[ C or U ] a technique for behaving or carrying out a thing which has existed for years and is also considered as the standard way: company patronage Market targeted traffic trade merchandising totally 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。 Award-profitable support: Our pleasant, https://elizabethd061mvg8.activosblog.com/profile