rubber pothead

例句：

1. 1.He had a rubber pothead on his desk, and it was really annoying.
   他的桌子上有一个橡皮头，真的很烦人。
2. 2.The rubber pothead was so hard to remove that it took me half an hour to get it off.
   这个橡皮头很难取下，我花了半个小时才把它取下来。
3. 3.The rubber pothead was so sticky that it stuck to everything it touched.
   这个橡皮头太粘了，它碰到什么就粘在什么上。