通过自身或观看喜剧片段进行60秒的微笑后，重新评估你的感觉。注意你的情绪，身体，姿势，面部肌肉和精力水平。
After 60 seconds of laughing on your own or watching a laughter clip, reassess how you feel. Notice your mood, your body, your posture, face muscles and energy levels.
保持身体在一侧的姿势产生的拖曳阻力相对保持身体水平的姿势来说是一样的，不多也不少。
Holding the body on the side produces no more or no less drag resistance than holding it prone in crawl or backstroke.
前举：身体姿势和侧举相同。双臂一起向身体前方上举至肩膀水平(见图b)。控制住，慢慢放下。
Front raises: Stand as described for side raises. Raise arms up to shoulder level together in front of the body (see Photo b). Lower back down slowly and in control.
通过摹仿录像或者教练的指导提高运动员的技术水平，以便让运动员通过最佳的身体姿势和动作有效地运用力量。
Technique is developed by imitation from videos or the coach's creat an optimal body position and movement allowing efficient use of strength.
找到平衡点后，可以开始轻轻地打腿，向前移动时尽量保持身体的水平姿势。
Once you find your balance point, you can start to kick a little bit. Try to maintain your horizontal body position as you move forward.
找到平衡点后，可以开始轻轻地打腿，向前移动时尽量保持身体的水平姿势。
Once you find your balance point, you can start to kick a little bit. Try to maintain your horizontal body position as you move forward.
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