[ C or U ] a means of behaving or doing one thing that has existed for a very long time which is considered as the standard way: enterprise patronage marketplace site visitors trade merchandising totally 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。 hijab - the custom in https://stevem382shv4.bligblogging.com/profile