change down造句

1、You have to change down when you drive up a slope
当你开车爬坡时，得换成低速档。

2、You have to change down when you drive up a slope.
当你开车爬坡时，得换成低速档。

3、I must change down now
我现在必须放慢车速了。

4、But even may admits that may change down the road.
但是他也承认这种现状可能会发生改变。

change down翻译