救护车的英文是ambulance。来源于拉丁语ambulare，意为“漫步”或“移动”，因为救护车通常用来运送病人到医院治疗。

例句：

The ambulance arrived just in time to take the injured person to the hospital.（救护车及时赶到，将受伤的人送往医院。）

The ambulance had to use its sirens to make its way through the traffic.（救护车不得不用警笛穿过交通。）