Dialogue

J=Jick　M=Mary

J: How many styles of swimming do you know?

J: 你知道几种游泳姿势？

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

M: 我知道有自由泳、仰泳、蛙泳还有海豚泳。

J: What's the advantage of freestyle?

J: 自由泳有什么好处？

M: Swimming freestyle can build your shoulder muscles.

M: 自由泳可以锻炼你肩部的肌肉。

J: It  sounds great. Do you know the order of medley relays?

J: 听起来不错，你知道混合泳接力赛的顺序吗？

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

M: 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。