The leading nations of Europe did not lose their nerve, and they did not work only to protect themselves, as many pundits predicted.
欧洲的大国们并没有失去勇气，他们也没有像许多评论家预言的那样只是去保护他们自己。
The nerve cells themselves will not be replaced, so even in principle such treatment could not help everyone with a spinal injury.
神经细胞是不能被取代的，所以甚至原理上这种治疗不能够帮助每个脊髓受伤的人。
The problem is that within the femoral nerve all the fascicles are themselves bundled together, making it difficult to stimulate them individually.
问题是在股骨神经内所有的神经束是捆绑在一起的，很难去单独刺激它们。
A US team, writing in Nature, found the flaw in the way nerve cells in the brain recycle protein building blocks, which means cells cannot repair themselves and become damaged.
一个美国研究小组在《自然》中写道，他们发现了大脑中神经细胞在再循环蛋白构件过程中存在缺陷，也就是说细胞不能自我修复而受损。
A US team, writing in Nature, found the flaw in the way nerve cells in the brain recycle protein building blocks, which means cells cannot repair themselves and become damaged.
一个美国研究小组在《自然》中写道，他们发现了大脑中神经细胞在再循环蛋白构件过程中存在缺陷，也就是说细胞不能自我修复而受损。
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