Freestyle, butterfly, back stroke and breast stroke are four commonly seen strokes in swimming competition.

自由泳、蝶泳、仰泳和蛙泳是游泳比赛中常见的四种泳姿。

youdao

I know there are freestyle, back-stroke, breast-stroke, butterfly and dolphin stroke.

我知道有自由泳，仰泳，蛙泳还有海豚泳。

youdao

Yes. In medley relays, each swimmer swims one stroke for the set distance; the order is back-stroke, breast-stroke, butterfly and freestyle.

是的，在混合泳接力赛中，每位运动员以一种姿势游一定距离，顺序依次是斧正游泳、蛙泳、蝶泳和自由泳。

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