timang

例句：

1. 1. The old house has a big iron barrier in front of it.
   那座老房子前面有一座大铁栅栏。
2. 2.The children were playing safely behind the iron barrier.
   孩子们安全地在铁栅栏后面玩耍。
3. 3.The iron barrier was blocking the way to the other side.
   铁栅栏挡住了去另一边的路。