Read Edit View history 上油 shàngyóu apply lubricant Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 上油 · shàngyóu · apply lubricant 2026/03/11 上油 shàngyóu apply lubricant to apply oil or lubricant to a mechanism to reduce friction. 这扇门太久没上油，开关时感觉很涩。 verb created sense Mar 11, 2026, 02:58 AM