词汇	Provincial capital cities
释义	Provincial capital cities 省会城市
随便看	double convex double-convex double convex airfoil double-convex arch bridge double convex glass double convex glasses double convexity double convex lens double-convex lens double convex ring double convolution airspring Double convolution bellows type air spring double-convolution bellows type air spring double convolution long stroke airspring double cooked pork slices double-cooked pork slices double cooked shark rs fin double cooling bank double cooling bed double cooling roll double coordinate double coordinates double-copies capability double copper-wire crosstalk suppression filter double coptis oral liquid