My body is constantly changing because the relationships between my arms and my head and so forth. My muscles are moving.
我的身体在不断改变,因为我的胳膊和脑袋的关系等等,我的肌肉在动。
Because this friend has a great body and you can tell that his muscles are bigger than average.
因为这个朋友身材特别棒,看得出他的肌肉比一般人要强壮。
It's exercising a set of muscles that a lot of you have not spent a lot of time exercising.
它用到的一些肌肉,是你们中大部分人平时没怎么用到的。
And those plans and commands descend down this spinal cord to drive the muscles in our arm, to guide the arm where we like it to go.
这些计划和指令沿着脊髓而下,驱动我们胳膊的肌肉,指挥我们的胳膊按意志活动。
There are processes that go from my nervous system, from my brain and spinal cord out to the tips of my fingers that allow me to move muscles there, or down to your toes.
神经系统中的有些突起可以,从大脑和脊髓一直延伸到,手指指端,以使我这里的肌肉能够运动,神经甚至会一直延伸到你的脚趾
improve your range of motion and strengthen those muscles, they get weaker during that process
改善你的运动范围并加强这些肌肉,它们就会在运动过程中变弱,
If you decide to raise your hand, those are motor neurons telling the muscles what to do.
如果你要举手,这些运动神经元会告诉肌肉该做些什么
You know, even some goes pass you on the street and you don't smile ostensibly you don't smile-- there are certain micro-muscles in your face that are moving that actually make you feel better.
即使路人与你擦身而过时,你没笑,表面上你没有笑-,但你面部的细微肌肉,会收缩,让你感觉更好。
What is an effective way to build muscles?
锻炼肌肉有什么有效的方法?
And so, if you don't do anything to open those muscles up and strengthen your...
所以,如果你不做什么把这些肌肉打开,并且加强你的……
The muscles of the heart have to give blood themselves so they have blood vessels inside.
心肌自身也需要血液,所以在这些肌肉内部也有血管
you're constantly working the same small group of muscles over and over again and
你就一遍又一遍地活动同样的一小组肌肉,然后
If you sit in your chairs and look at this keyboard, and relax your muscles and imagine moving your right arm up and hitting the "s" key.
当你坐在椅子上,注视着电脑键盘,放松肌肉,想象你抬起右臂敲击,S,键。
And...was that dude just talking about muscles?
而且……那个人刚刚说的是肌肉吗?
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