齿轮箱 chǐlúnxiāng gearbox Origin Definitions Defs Strokes Stroke Words Sentences Sents 齿轮 齒輪 chǐlún gear gear; gear wheel; a wheel with teeth along its edge used to transmit power or motion by engaging with another toothed part箱 xiāng noun container a box-like object or container for a specific purpose