脚跟

例句：

1. 1. She put her foot onthe ground and stood up.
   她把脚放在地上，站了起来。
2. 2. He walked with hisfoot on the ground.
   他脚踏实地地走着。
3. 3.The heel of the shoe is wornout.
   这双鞋的鞋跟磨损了。