foot复数为什么feet

foot(复数)：feet。

foot英文意思是脚，它的复数形式是feet，不上加s，它是一个不规则名词，不像规则名词加s或es，f结尾，把f改成v，加es。

第三人称单数：foots，复数：feet，现在分词：footing，过去式：footed，过去分词：footed。

例句：

She is still a little unsteady on her feet after the operation.

手术以后她还有点站不稳。

I've been on my feet all day.

我已经站了一整天。

The boat lay under several feet of water.

那条船沉在水下好几英尺处。

He jumped to his feet when they called his name.

他们叫到他的名字时他一下子就站了起来。