看到蛇后，他们迅速后退到安全距离。

They quickly ___retreated to a safe distance after seeing the snake.

这个湖边的小屋是放松身心的绝佳去处。

The lakeside cabin is a perfect ___retreat for relaxation.

面对强烈反对，政府不得不放弃这项提案。

Facing strong opposition, the government had to ___retreat from the proposed policy.