bell punch

例句：

1. 1.The bell on the door jingled as she opened it.
   她开门时，门上的铃铛叮当作响。
2. 2.The bell rang for everyone to gather in the hall.
   铃响了，让大家到大厅集合。
3. 3.She hung a bell on her door to alert her neighbors of any suspicious activity.
   她在门口挂了个铃铛，用来警告邻居任何可疑的活动。