beeper
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呼叫器在会议中途响了。
The bleeper went off in the middle of the meeting.
护士在他上班前递给他一个呼叫器。
The nurse handed him a bleeper before his shift started.
他把呼叫器忘在家里了,不得不回去拿。
He forgot his bleeper at home and had to go back to get it.
她检查了她的呼叫器,看看有没有消息。
She checked her bleeper to see if there were any messages.
医生总是带着一个呼叫器以防紧急情况。
The doctor always carries a bleeper in case of emergencies.
呼叫器
呼叫器分为有线呼叫器和无线呼叫器两种,无线呼叫器使用最为广泛。按产品技术分,无线呼叫器可以分为调频技术和调幅技术。呼叫器的使用场所越来越广泛,可以应用在餐饮服务、银行、行政办公、商超连锁、工厂工地、医疗养老等很多行业,并且功能日益多样化。