nervous/ˈnɜːvəs/
adj.1. 担扰的；焦虑的；紧张不安的The speaker gave a nervous cough.演说的人紧张得咳嗽了一声。
I felt very nervous when I went into his office.当我走进他的办公室时，我感到很紧张。
When she came to see the interviewer, Jone was nervous at first but soon composed herself.琼会见面试人时最初很紧张，但很快就镇定下来了。
Don't be nervous!别紧张！
2. 神经质的；易紧张的The old woman felt nervous as she tried to cross the busy road.老妇人横穿拥挤的马路时感到很紧张。
3. 神经系统的a nervous disease神经病
nervous breakdown神经衰弱
nervous system神经系统
4. 害怕的；胆怯的nervous of going too near the wild animals害怕走得离野兽太近