break away  离去，脱离，独立，断绝（关系）

　　My son's trying to break away from me with a girl he's dating. 我儿子想和他女朋友远走高飞。

　　He broke away from the group and joined us. 他离开了原来的小组，投靠了我们。

　　I will be there as soon as I can break away. 我一出来就会马上赶过去。

　　How do icebergs enter the ocean? 冰山是怎么流向大洋的？

　　They break away from the frozen areas.  是从冰河地区脱离形成的。