合理延长后蹬距离是提高步频的有效途径。

So reasonable prolong the leg drive distance is the effective way to develop the stride.

youdao

每蹬一下蛙泳腿都要呼吸一下，呼吸完后立刻把脸埋在水里。

Yes, breathe on every kick, and then place your face back in the water after your breath.

youdao

每蹬一下蛙泳腿都要呼吸一下，呼吸完后立刻把脸埋在水里。

Yes, breathe on every kick, and then place your face back in the water after your breath.

youdao