Cách sử dụng
The expression "under seal" means that a document has a special mark or stamp on it that makes it legally binding and official. It is usually used for important legal documents, like contracts or deeds. When a document is "under seal," it means that it cannot be changed and that it has the full force of the law behind it. So if someone breaks a contract that is "under seal," they can be punished by a court.