fire alarm
柯林斯詞典
1. N-COUNT A fire alarm is a device that makes a noise, for example, with a bell, to warn people when there is a fire. 火警報(bào)警器
The smoke sets off the fire alarm. 煙霧觸發(fā)了火警報(bào)警器。
返回 fire alarm
1. N-COUNT A fire alarm is a device that makes a noise, for example, with a bell, to warn people when there is a fire. 火警報(bào)警器
The smoke sets off the fire alarm. 煙霧觸發(fā)了火警報(bào)警器。