ill-prepared
adjective uk/ˌɪl.prɪˈpeəd/ us/ˌɪl.prɪˈperd/
措手不及的，准备不足的
not ready to deal with a situation
Their troops were ill-prepared for combat. 他们的部队没有做好战斗准备。
Many students who graduate are ill-prepared to join the world of work. 许多毕业的学生都没有做好进入职场的准备。