retreat/ rɪ'triːt /

1.noun [c] 
(place) 隐居处

2.noun [c/u] 
(act) 退避

3.noun [c/u] [军] 
撤退

4.vi.
(from danger,enemy) 退避

5.vi.
(from promise etc) 放弃

6.vi.[军] 
撤退

to beat a hasty retreat
迅速逃离