1. （交通）环岛;环形交叉路口 A roundabout is a circular structure in the road at a place where several roads meet. You drive round it until you come to the road that you want.
形容词迂回的；间接的；兜圈子的名词（交通）环岛；（游乐设施）旋转平台网络圆环；转弯抹角的；绕道的，不直接的
