Allow your muscles to relax completely.
让你的肌肉完全放松。
我们的肌肉需要休息。
Just let your muscles relax slowly.
只是让你的肌肉慢慢放松好了。
Let your muscles relax slowly.
让你的肌肉慢慢放松。
Gather up your muscles and jump.
你收缩肌肉后再跳。
All right, your muscles contract.
好的，你的肌肉收缩。
Relax your muscles to rest them.
松弛肌肉休息一下。
Gather up your muscles and jump.
收紧肌肉，然后起跳。
How are your muscles feeling right now?
你的肌肉现在感觉如何呢？
Relax your muscles to rest them .
松弛肌肉休息一下。
Relax your muscles before starting to run.
起跑前应将肌肉放松。
Exercise will firm up your muscles.
锻炼身体能使肌肉结实。
The exercise can loosen your muscles.
这项运动可使你的肌肉放松。
Now substitute your mind for your muscles.
现在，用你的大脑代替你的肌肉。
Your muscles lack tone, you need exercise.
你的肌肉不结实，你需要锻炼。
Get up out of your seat and move your muscles.
离开座位，活动你的肌肉。
Relax your muscles when you feel contraction.
感到肌肉收缩再舒张。
You could take up lifting to build your muscles.
你可以举重锻炼你的肌肉。
You should be able to feel your muscles relaxing.
你应该能感觉到自己的肌肉在放松。
If you stop working out, your muscles will turn to fat.
如果你停止锻炼，你的肌肉将变成脂肪。
Relax all your muscles when you are lying in bed on
当躺在床上的时候，靠左侧或者朝下，放松全身的肌肉。
If you relax your muscles, the pain will be milder.
如果您肌肉放松，疼痛就会减轻。
A sauna can help relax your muscles after a long day.
在忙碌的一天过后，蒸汽浴有助放松肌肉。
Age. As you get older, your muscles naturally become weaker.
时代。当你变老，你的肌肉自然会减弱。
Carbohydrates are the main source of energy for your muscles.
碳水化合物是肌肉能量的主要来源。
If you push yourself too hard, you can overwork your muscles.
如果你把自己太硬，你可以劳累的肌肉。
If you push yourself too hard, you can overwork your muscles.
如果你把自己太硬，你可以劳累的肌肉。
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