1、foot作名词是脚、脚步、底部和英尺的意思。例如，The knife stuck in the ground at his feet. 刀扎在了他脚边的地上。My feet are killing me. 我的脚疼死了。
2、foot有英寸的意思时，可以这样用，He backed up a few feet and rolled the window down. 他往后倒了几英尺，然后摇下车窗。
3、短语rise to your feet是站起来的意思，例如，He rose to his feet when she walked in. 当她走进来时，他站了起来。
4、on foot是走路、步行的意思，例如，Are you going by bicycle or on foot? 你骑车去还是走路去？
