Alarm bell
01
警铃, 警报铃
a bell or similar device that sounds to signal danger or a warning
例子
The fire alarm bell rang loudly, prompting everyone to evacuate.
警报铃大声响起，促使所有人疏散。
The teacher explained how to respond when the alarm bell rings.
老师解释了当警报铃响起时如何应对。
