Once you purchase a starter kit you will get access to our online training video.
一旦你购买了入门套件，您将可以访问我们的在线培训视频。
In that video sequences of training speed swimming and drills are shown.
在那盘录象中，介绍了以训练速度和练习速度游泳时的几个片断。
In that video sequences of training speed swimming and drills are shown.
在那盘录象中，介绍了以训练速度和练习速度游泳时的几个片断。
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