as quick as you can与 as fast as you can有什么区别

fast"迅速地"：指运动的物体和运动的速度；
Run as fast as you can：尽可能地跑。
quick"快"：强调立刻行动，毫不迟疑，毫不耽搁；
Quick！Or we'll be late.快点！要不然我们迟到了。

as quick as you can表示动作之快
as fast as you can表示速度之快