Cách sử dụng
The expression "it's official" is used to indicate that something has been confirmed or established as true. This can be used in various contexts such as when a decision has been made, a result has been announced, or a document has been signed. For example, if a sports team wins a championship game, someone might say "it's official, they are the champions" to indicate that the outcome has been confirmed. The expression can also be used in personal situations, such as when announcing a pregnancy or engagement.