break away
phrasal verbbreak away (from somebody/something)
to escape suddenly from somebody who is holding you or keeping you prisoner 突然挣脱;逃脱 to leave a political party, state, etc., especially to form a new one related noun breakaway脱离,背叛(政党、国家等,尤指为了组建新的) to move away from a crowd or group, especially in a race (尤指速度竞赛)甩掉