Single-Leg Kick has been a favorite drill of some of the world's greatest breaststrokers.
单腿蛙泳练习历来是世界级优秀蛙泳选手的最爱。
2
Many of the best breaststrokers in swimming have several things in common.
很多一流的蛙泳选手都有一些共性的东西。
3
Most swimmers, and in particular breaststrokers, stay under water too long. Other than in breaststroke, arm stroking should begin before a breath is taken.