Then they try 2 and 2, 3 and 3, 4 and 4, until they are doing all breaststroke swimming after the pullout.
然后练习2次、3次、4次，直到他们可以在出发后所有的动作都做蛙泳动作。
From left to right, Australias Samantha Marshall, Leisel Jones and Sarah Katsoulis compete in the womens 100m breaststroke swimming final during the Commonwealth Games in New Delhi October 8, 2010.
从左至右，澳大利亚的萨曼莎·马歇尔，Leisel琼斯和萨拉katsoul is竞争在女子100米蛙泳期间在新德里2010年10月8日英联邦运动会决赛。
The leg action of the breaststroke may have originated by imitating the swimming action of frogs.
蛙泳的腿部动作可能是模仿青蛙的游泳动作而来。
Last minute our diver was still swimming in the Pacific with flippers, and the next minute he was doing a breaststroke in a fire bucket 300 feet in the air.
前一分钟我们的潜水员还在太平洋里用脚蹼游水，下一分钟他就在300英尺高空的一个救火水桶里做蛙泳了。
Breaststroke is the slowest of the four official styles in competitive swimming, but it is commonly agreed that it is by far the most difficult to do correctly.
蛙泳是竞技游泳的四种标准泳姿中最慢的一种，但它却是公认最难做得标准的一种。
Push off and start swimming underwater breaststroke.
走到开始游泳水下蛙泳。
Swimming is both as a competitive sport and recreation. The principal swimming strokes are the crawl, backstroke, breaststroke and butterfly.
游泳既是竞赛运动又是娱乐。主要游泳姿式有爬泳、仰泳、蛙泳和蝶泳。
Remember, if you get to the freestyle before your competitors and attack the first five strokes, you are swimming sprint free while they are swimming tired breaststroke.
记住，如果你领先你的对手进入自由泳阶段，然后在前五次划臂是多用劲儿的话，那么当你开始冲刺的时候，你的对手们确还在疲惫地游着蛙泳。
Swimming is divided into breaststroke, freestyle, backstroke, and butterfly stroke.
游泳分为蛙泳，自由泳，仰泳，蝶泳。
The first Swimming Association was set up in England in 1837. And breaststroke was widely used in swimming.
世界上第一个游泳协会于1837年在英国成立，那时人们普遍采用的泳姿是蛙泳。
The leg action of the breaststroke may have originated by imitating the swimming action of frogs .
蛙泳中腿部蹬水的动作很可能是模仿青蛙的泳姿而来。
The extraordinary swimming footage of Brendan, combined with clear, step-by-step instruction, will help take your breaststroke to the next level.
汉森的这些配有清晰的、一步一步解说的特别镜头将帮助你的蛙泳提高到一个新水平。
The principal swimming strokes are the crawl, backstroke, breaststroke and butterfly.
主要游泳姿式有爬泳、仰泳、蛙泳和蝶泳。
Turns are very important parts of swimming, especially breaststroke turn.
转身是游泳非常重要的部分，特别是蛙泳转身。
This article in details introduces the land and the water practice methods of counter-breaststroke which provides a simple and effective law for fast grasping the swimming technology.
较详细介绍了反蛙泳的陆地练习、水中练习方法，为快速掌握游泳技术提供了简单有效的教法。
I'm a firm believer in having a little bit of a butterfly body roll as well, but not so much that it starts to look like your swimming half breaststroke and half butterfly.
我一直坚持蛙泳是也该有一些蝶泳的波浪，但不能过大，那样看起来你的蛙泳显得不伦不类：半蛙半蝶的样子。
The active drag and hydrodynamic force coefficient were measured for athletes swimming both freestyle and breaststroke.
应用设计的装置实测了一些运动员在自由泳和蛙泳时的动态阻力和阻力系数。
In the 3 - best in swimming breaststroke, buoyancy to the baby more rotation space.
游泳- - -最好是蛙式，浮力给宝宝更多转动的空间。
In the 3 - best in swimming breaststroke, buoyancy to the baby more rotation space.
游泳- - -最好是蛙式，浮力给宝宝更多转动的空间。
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