latch handle pin

例句：

1. 1. The child was able to open the door by using the latch handle pin.
   孩子通过使用锁扣把手销子打开了门。
2. 2. The old house had a rusted latch handle pin that needed to be replaced.
   这所老房子有一个生锈的锁扣把手销子，需要更换。
3. 3. The carpenter found the latch handle pin and removed it to fix the door.
   木匠找到了锁扣把手销子并把它取下来修理了门。