single-hook ring

例句：

1. 1. This is asingle-hook ring that can be usedto hang things on the wall.
   这是一个可以挂在墙上的单钩环。
2. 2. The single-hook ring was designed to make it easyfor people to hang up their clothes.
   这个单钩环的设计是为了让人们挂衣服变得简单。
3. 3. The single-hook ring has becomea popular item in jewelry stores.
   这个单钩环已经成为珠宝店中受欢迎的商品。