- unwritten law, rule, agreement, etc.
a law, etc. that everyone knows about and accepts even though it has not been made official 非書面的,不成文的,慣常的(法律、規定、協議等) an unwritten understanding that nobody leaves before five o’clock 五點鐘之前誰都不離開的默契
(of a book, etc. )書等 not yet written 未寫的;未寫完的