Sports benefit us in many respects. When taking part in sports, we get the chance to train almost all parts of our bodies.
运动使我们在很多方面受益，当我们参加运动时，几乎我们身体的每一部分都得到了训练。
These reactions influence how our genetic code is expressed: how each gene is strengthened or weakened, even turned on or off, to build our bones, brains and all the other parts of our bodies.
这些反应影响着我们的遗传密码的表现方式：每个基因是如何被加强或削弱，甚至其作用机制是如何被打开或关闭，从而构成我们的骨骼、大脑以及身体的其他部位的。
Changes in our bodies' appearance, performance - even such minor details as the way they smell - are all perfectly normal parts of growing up.
我们的身体在外形和行为上的变化——即便是很小的细节，比如闻气味的方式——都是成长过程中完全正常的组成部分。
To move our bodies around in space, the brain builds what's called a "body schema," a representation of all our various parts.
在空间中移动我们身体的时候，大脑构建起一个“身体纲要”，它是我们所有身体各部分的一种表现。
To move our bodies around in space, the brain builds what's called a "body schema," a representation of all our various parts.
在空间中移动我们身体的时候，大脑构建起一个“身体纲要”，它是我们所有身体各部分的一种表现。
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