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 practice or use so steadily related to a person or team as to obtain Just about the power of unwritten legislation. syn: custom, habit, practice indicate a longtime technique for doing things. custom, applied to a Group or to somebody, indicates a kind of long-lasting https://robertl394udm5.howeweb.com/profile