油氈 yóuzhān asphalt felt Origin Definitions Defs Strokes Stroke Words Sentences Sents 油 yóu noun oil oil; fat; grease; any of various liquid fats or hydrocarbons used as food, fuel, or lubricants毡 氈 zhān felt-like material (bound form) a material or object resembling felt, such as roofing felt or asphalt felt