idle wheel

Noun

A wheel or gear that is free to turn in either direction and is used to transmit motion between other gears or wheels.

ریشه

From the adjective 'idle' meaning 'not active or in use' and 'wheel' meaning 'a circular object that revolves on an axle'.

مثال

• The idle wheel in the machine was not turning.
• He fixed the idle wheel and the machine started working again.
• The idle wheel is an important part of the mechanism.

ترکیب‌های رایج

Fix the idle wheel Replace the idle wheel Idle wheel in the machine