圆柱 yuánzhù cylinder Origin Definitions Defs Strokes Stroke Words Sentences Sents 圆柱体 yuánzhùtǐ cylinder cylinder (geometry)内六角圆柱头螺钉 nèiliùjiǎoyuánzhùtóuluódīng socket head screw hexagon socket head cap screw圆柱形 yuánzhùxíng cylindrical