0 a place where three or more roads join and traffic must go around a circular area in the middle, rather than straight across -- 环岛；环形交叉路口
1 a flat, round piece of equipment in play areas on which children sit or stand and are pushed round and round -- （游乐区的）旋转平台，旋转椅
Take the first left at the roundabout.
Take the last turning at the roundabout.
The roundabout way that we change the value without losing the formula is therefore as follows.
They have wanted war, they have been waging it upon us for three years, but in a clandestine, hypocritical, roundabout manner.
A police contingent waiting at the roundabout stopped the procession from proceeding.
Wouldn't we get the same result, only in a less roundabout way, by arguing just the first-order issue?
When people from different cultures and educated in different tongues try to communicate, indirect or roundabout expressions can easily lead to misunderstandings.
The roundabout is a space on which all roads seemingly converge.
