“走快”造句
走快时，你会发现手臂会自然弯曲，而且频率会更快。
As you walk faster, you will find the arms bend naturally and more quickly.
我的表
走快了，我得把它校准。
My watch is faster, and I need calibrate it.
走快或上楼梯时,他总是气促的.
He always becomes short - winded when walking hastily or going up stairs.