involved in sth that is too difficult for you to deal with :
After a week in the new job, I soon realized that I was in over my head.
involved in sth that is too difficult for you to deal with :
After a week in the new job, I soon realized that I was in over my head.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005