A person or thing that repeats.

重复的人或物。

A revolver or rifle which fires several shots without being loaded again.

连发枪。

A watch or clock that strikes the hours when a spring is pressed.

报时钟。

One who has been convicted a number of times for violating the law.

【美】累犯。

A student who repeats a course or grade.

【美】留级生。