between the beetle and the block

例句：

1. 1. The book is between the two shelves.
   这本书在两个书架之间。
2. 2.They decided to meet between their houses.
   他们决定在他们的房子之间见面。
3. 3. He was between the two options and couldn't decide which one to choose.
   他在两个选项之间犹豫不决，无法做出选择。