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N-COUNT
（交通）環島;環形交叉路口
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.
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N-COUNT
旋轉木馬
A roundabout at a fair is a large, circular mechanical device with seats, often in the shape of animals or cars, on which children sit and go round and round.
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N-COUNT
（兒童坐的）旋轉圓臺
A roundabout in a park or school play area is a circular platform that children sit or stand on. People push the platform to make it spin round.
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ADJ-GRADED
(路線)迂回的，繞彎的，繞遠的
If you go somewhere by a roundabout route, you do not go there by the shortest and quickest route.
例句
He left today on a roundabout route for Jordan and is also due soon in Egypt.
他今天啟程繞道去約旦，用不了多久還會去埃及。
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ADJ-GRADED
(說話或做事)迂回的，轉彎抹角的，不直截了當的
If you do or say something in a roundabout way, you do not do or say it in a simple, clear, and direct way.
例句
We made a bit of a fuss in a roundabout way.
我們拐彎抹角地發了點牢騷。
...using indirect or roundabout language in place of a precise noun.
使用間接的、旁敲側擊的語言，而不是準確的名詞