反义词是nervous,意思是紧张的,例如:
1、She was apparently a very nervous woman, and that affected her career.她显然是一个很神经质的女人,这一点影响了她的事业。
2、She was a nervous wreck, crying when anyone asked her about her experience.她是个极度神经质的人,有人问起她的经历时,她就哭。
3、Her nervous giggles annoyed me.她神经质的傻笑把我惹火了。