heavy spar英 [ˈhevi spɑː(r)]美 [ˈhevi spɑːr]重晶石化学英英释义nouna white or colorless mineral (BaSO4)Synonym:baritebarytesbarium sulphate双语例句( nautical) a heavy rope or wire cable used as a support for a mast or spar.(海)用来支撑桅杆的粗绳或金属索。