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。 relates to a observe or use so steadily linked to somebody or team as to obtain Nearly the pressure of unwritten regulation. syn: custom, routine, apply signify a longtime technique for carrying out points. custom, applied to a Neighborhood or to a person, indicates a roughly everlasting strategy https://grahamr727jdw4.wikigdia.com/user