1 [C] one of the long thin threads in your body that carry feelings or other messages to and from your brain 神经

2 nerves [pl] worried, nervous feelings 神经过敏；紧张不安: Breathing deeply should help to calm / steadyyour nerves. 深呼吸可以纾缓神经紧张。I was a bag of nerves before my interview. 面试以前我紧张得要命。

3 [U] the courage that you need to do sth difficult or dangerous 勇气；胆量: Racing drivers need a lot of nerve. 赛车手需要很大的胆量。He didn't have the nerve to ask Maria to go out with him. 他没有约会玛丽亚的勇气。Some pilots lose their nerveand can't fly any more. 有的飞机驾驶员失去勇气，不能重飞蓝天。

4 [sing] a way of behaving that people think is not acceptable 大胆；厚脸皮: You've got a nerve, calling me lazy! 你胆子真大，竟敢说我懒惰！