springboard

figuratively

A diving board consisting of a flexible, springy, cantilevered platform, used for diving into water.

Japanese Meaning

柔軟で弾力性のある片持ち構造のプラットフォームで、ダイビングや飛び込みの際に用いられる飛び込み板。

She stood at the edge of the springboard, took a deep breath, and launched herself into the pool.

彼女は弾力のある飛び込み板の端に立ち、大きく息を吸ってプールに飛び込んだ。

Sense（1）

A diving board consisting of a flexible, springy, cantilevered platform, used for diving into water.

Sense（2）

Sense（3）

(figuratively) Anything that gives a person or thing energy or impulse, or that serves to launch or begin something.

The opportunity served a springboard to their success.

springboards

（ plural ）