gate wedge

例句：

1. 1. The gate was wide open, allowing easy access to the building.
   大门敞开，便于进入大楼。
2. 2. He used a gate wedge to pry open the door.
   他用门楔撬开了门。
3. 3.The gate wedge was rusted and needed to be replaced.
   门楔生锈了，需要更换。