springboard

n. 跳板,跳板

The college debating society was a natural springboard for her career in politics.

大学里的辩论社自然成了她从政的跳板。

Leaping is usually done with a springboard that catapults the performer high into the air.

跳跃运动通常利用能使表演者高高地弹入空中的跳板。