circle。
circle：转圈，环绕某人，某物。
例句：they were circling Athens airport他们绕着雅典机场飞行。
a circling helicopter一架盘旋的直升飞机
we circled round the island.我们环岛而行。
the abbey was circled by a huge wall.修道院为一道高墙所围绕。
circle the correct answers.圈出正确答案。
常用短语有：run round in circles 空忙；无事忙。
go round in circles 长时间反复进行毫无进展。