Flies circled , sometimes lighting on the patients .

苍蝇盘旋飞舞，有时停在病人身上。

In the picture there is an object that is circled .

在图画中有一个被划圈的物体。

Convoys of police trucks circled .

警方的卡车在周边环绕。

So you could have circled back ?

那你可以绕回来了?

The wolves circled the man .

那些狼围住了那个人。