the penny drops

Nghĩa

someone finally understands something after a while

Cuối cùng ai đó cũng hiểu ra điều gì.

Ví dụ

1. 1I stared at the maths problem for ages, and then suddenly the penny dropped.
2. 2Sometimes the penny drops only when you try to explain the idea to someone else.
3. 3Leo didn’t understand why we were laughing, but after a minute the penny dropped and he laughed too.
4. 4Some pupils need three or four examples of a new rule before the penny drops.
5. 5My sister explained the plot twice, but the penny dropped only when we watched the film again.

Ngữ pháp

Dùng như một mệnh đề. Chỉ drops thay đổi: dropped, has dropped. the penny luôn ở số ít.