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。 applies to a apply or use so steadily linked to somebody or group as to obtain Practically the drive of unwritten law. 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。 establishment - a custom that for years is a significant feature of some team or society; "the institution of marriage"; "the institut... https://samuelp514cpc4.law-wiki.com/user