1 interfere (in sth) to get involved in a situation which does not involve you and where you are not wanted 干涉；干预: You shouldn't interfere in your children's lives -- let them make their own decisions. 让孩子自己做决定，你不要干预他们的生活。

2 interfere (with sb/sth) to prevent sth from succeeding or to slow down the progress that sb/sth makes 妨碍；干扰: Every time the telephone rings it interferes with my work. 电话一响就干扰我的工作。She never lets her private life interfere with her career. 她从来不让私生活干扰自己的事业。

3 interfere (with sth) to touch or change sth without permission 未经许可就接触或改变（某事物）；乱动…: Many people feel that scientists shouldn't interfere with nature. 很多人认为科学家不该干碍大自然。 ➔interfering adj