vi.　偏离；越轨　 be different or move away from a usual or accepted standard of behavior

　obviously ～　明显背离
　sharply ～　严重背离
　～ from　不同于…，背离，偏离…

 ♣ deviate from　(v.+prep.)
1.不同于… be different from (sth)
　The boy's behavior deviates from the usual pattern.　这个男孩子的举止与一般人不同。
2.背离，偏离… act in a different way from (sth usual or good)
　On this occasion the plane deviated from its usual flight path.　这一次那架飞机偏离了正常的航线。
　Don't deviate from major issues.　不要偏离主要问题。

［同义词］ deflect, diverge
［词源］近代拉丁语deviare（离开大道）