If you feel any muscle tightness while you're warming up, stop jogging for a moment and stretch out the tight area (but don't count this stretching time as part of your 10-minute minimum).

如果热身时候感到任何肌肉紧张，停止慢跑，拉伸一下紧张的部位(但是不要把拉伸时间算到你的10分钟里面去)。

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It is recomanded to isolate each muscle you want to train in order to get the maximum results. This mean you should only be using force on a specific area of your body for that particular moment.

为达到最好效果，最好是单独训练每个肌肉群，这就是说，在练习期间，针对在身体的特定区域做特定练习。

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For the moment, the team is planning systems that will simulate how the worm's muscle cells work, how its neurons behave and how electrical impulses move from one to the other.

目前，这个团队正计划制作一个系统，希望能够可以模拟线虫肌肉细胞的动作，它的神经元行为及电脉冲之间的相互传送。

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His allies are looking to the next election as a crucial moment for him to flex his political and financial muscle.

WSJ: Mayor's 2014 Gun Push

If you study that moment, you will learn that Latinos flexed their muscle not just by coordinating among themselves, but by building broad coalitions with other groups with shared values.

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