bales containing pieces of irreqular length

例句：

1. 1. The farmer used a rope to tie up the horses.
   农民用一根绳子把马拴住。
2. 2. She tied her shoes with a piece of string.
   她用一条绳子系上了她的鞋子。
3. 3. He used a rope to climb up the tree.
   他用一根绳子爬上了树。