loosely bound

例句：

1. 1.The rope was loosely bound to the tree.
   绳子松散地绑在树上。
2. 2.The book was loosely bound and difficult to read.
   这本书松散地装订，难以阅读。
3. 3.The loosely bound pages were easily torn apart.
   松散地装订的页面很容易被撕开。