back heel

例句：

1. 1.She wore a back heel to match her dress.
   她穿着一双后跟鞋来搭配她的裙子。
2. 2. The heel of the shoe is made of leather.
   这双鞋的后跟是由皮革制成的。
3. 3. He put on his back heel and walked quickly away.
   他穿上了后跟鞋，快步离开了。