fencingterrain

例句：

1. 1.The dog is fencing the yard with a wire.
   狗用铁丝在院子里围起来。
2. 2.The fence was old and in need of repair.
   篱笆旧了，需要修理。
3. 3. The fence was designed to keep the animals in.
   篱笆设计用来把动物关在里面。