[ 'kә:nәl ] 柯林斯星级 ★★★☆☆ BNC词频 3566 COCA词频 6593 n. 陆军上校, 长官 n. a commissioned military officer in the United States Army or Air Force or Marines who ranks above a lieutenant colonel and below a brigadier general 复数: colonels 英汉双解字典由 ECDICT 提供