步骤是可数名词吗

I hopped down three steps.

我单脚跳下3级台阶。

She walked on a few steps.

她继续走了几步。

She walked daintily down the steps.

她优雅轻盈地走下台阶。

She climbed up the flight of steps.

她爬上了那段台阶。

The stone steps were worn and broken.

这些石头台阶被磨平破裂了。