doorhead

例句：

1. 1. The door was so heavy that it took three men to lift it.
   这扇门太重了，需要三个男人才能抬起。
2. 2. The door handle is broken, and we need to replace it.
   门把手坏了，我们需要更换它。
3. 3.The old house had a rusted door hinge, which made the door difficult to open.
   旧房子的门铰链生锈了，这使得开门变得困难。