他经常退避到自己的书房，以躲避城市的喧嚣。

He often ___retreats ___into his study to escape the noise of the city.

在巨大的压力下，一些高管会退避到沉默的沉思中。

Under immense stress, some executives ___retreat ___into silent contemplation.

丑闻发生后，这位政治家决定退避到乡下一处偏远的小屋。

After the scandal, the politician decided to ___retreat ___to a remote cottage in the countryside.