柯林斯词典boater /ˈbəʊtə/ (boaters) 1. N-COUNT A boater or a straw boater is a hard straw hat with a flat top and brim that is often worn for certain social occasions in the summer. 平顶硬草帽 返回 boater剑桥词典a stiff hat made of straw with a flat top 平顶硬草帽 返回 boater