slow down/up

• (使)放慢； 减速

slow down/up的用法和样例：

例句

1. The car changed down just before the turning.
   汽车在将到转弯处时放慢了速度。
2. We'd better slow down so we won't miss anything.
   我们应该放慢脚步，这样才不会错失身边的事物。
3. Before turning, you should slow down your car.
   转弯前，你得先减速。
4. The train is slackening up speed.
   火车在减速。