Last Updated：2025/11/21

On a steam locomotive, an axle connecting a coupled pair of unpowered wheels located in front of the driving wheels.

音声機能が動作しない場合はこちらをご確認ください

See correct answer

leading axle

Source Word

leading axle

Noun

Japanese Meaning

蒸気機関車において、駆動車輪の前に位置し、連結された非動力車輪を支える軸

The engineer adjusted the lubrication on the leading axle to prevent overheating during the long climb.

整備士は長い上り坂で過熱を防ぐため、先輪軸の潤滑を調整した。

Sense（1）

leading axles

（ plural ）