Cách sử dụng
The expression "let slip something" means to accidentally reveal information that you were not supposed to or that you wanted to keep secret. It is often used in situations where someone says something without realizing the importance of what they said, or when they speak carelessly about something that should be kept confidential. For example, "She let slip that she was planning a surprise party for her friend." It is important to be cautious about what you say to others so that information is not accidentally let slip.