English Dictionary

wheel and axle

名詞

A simple machine consisting of a wheel (or similar lever) that turns an axle around which a cord is wound; its mechanical advantage is the ratio of the diameters of the wheel and axle.

日本語の意味

車輪と軸からなる単純機械。 / 車輪に巻かれた紐やコードを用いて、車輪と軸の直径の比率によって力の増幅を実現する機構。

The engineer explained how the wheel and axle multiplies force to lift the heavy load.

エンジニアは、重い荷物を持ち上げるために力を増幅する車輪と軸の仕組みを説明した。

意味（1）

A simple machine consisting of a wheel (or similar lever) that turns an axle around which a cord is wound; its mechanical advantage is the ratio of the diameters of the wheel and axle.

wheels and axles （ plural ）