nerve

/nərv/

any bundle of nerve fibers running to various organs and tissues of the body

中文释义：神经；勇气

The doctor explained how the nerve damage affects movement.

医生解释了神经损伤如何影响运动。

It takes a lot of nerve to speak in front of a large audience.

在众多观众面前发言需要很大的勇气。