back away
phrasal verb with back verb uk/bæk/ us/bæk/
（尤指因为害怕）后退;退缩
to move backwards away from something or someone, usually because you are frightened
She saw that he had a gun and backed away. 她看见他有枪，吓得连忙后退。
不再支持;退出
to show that you do not support a plan or idea any longer and do not want to be involved with it
The government has backed away from plans to increase taxes. 政府已经不再支持增税的计划了。