| 1. | Old ) breaststroke is a well timed synchronization of arm pulls and leg kicks
老:蛙应该是拉臂蹬腿的紧密配合 |
| 2. | Old ) butterfly forward movement is caused by arm pull and hip movement upwards
老:蝶向前是靠拉臂上提臀促成 |
| 3. | There shall be no kick , arm pull , or floatation that is independent of the turn
这时将没有踢腿、划臂或者与转身无关的漂浮。 |
| 4. | The down ward butterfly kick is not permissible prior to the arm pull - down
在第一次大划手之前，施行一次向下蝶式踢腿是不被允许的。 |
| 5. | Frame # 6 : the vigor of the right arm pull is evidenced by the amount of upper arm adduction that has occurred since the previous frame
画面6 ：从上帧画面开始的上臂内收继续加大，这也使得右臂的划水力增大。 |
| 6. | In a more technical interpretation , after the shoulder rotates beyond the vertical toward the breast , a continuous simultaneous double arm pull may be used to initiate the turn
更技术性的解释就是肩部旋转超过胸部的垂向后，可以连续同时采用双臂划水来引导转身。 （这句话有点别扭，回头再斟酌。 ） |
| 7. | Body roll occurs largely to position sets of muscles to move joints to produce longitudinal forward propulsion and coupled with the arm pull produces a more direct propulsive force off the hand / forearm - propelling surface
身体的滚动幅度大会使肌肉群一起运动产生纵向的推进力而且是两倍于手臂划水直接产生的推进力。 |
| 8. | During , or at the end of the arm pull - down of the first stroke after the start and after each turn , a single downward butterfly kick is allowed , but not required , followed by a breaststroke kick
出发后或每一次转身之后，在第一次大划手之当时或之后，一次向下蝶式踢腿是被允许的(但非必要的) ，然后拌随一次蛙式踢腿。 |
