Cách sử dụng
The expression "you could hear a pin drop" is used to describe a moment of total silence. When something happens and there is no noise or talking, it can be so quiet you could hear a pin drop. This expression is often used to show how surprised or amazed people are during a quiet moment. It's also used to describe a tense situation, like in a classroom before an important exam or in a meeting before making a big decision. So, the phrase can be used to describe silence in a very quiet place or in a situation where people are usually talking.