With continuity beeper and bright work light.
连续性蜂鸣器和明亮的工作灯。
What is the location of each beeper in the world?
什么是世界上每个位置的蜂鸣器吗？
The second kind of thing in the world is a beeper.
在世界上的事情第二类是一个蜂鸣器。
All mobile phone and beeper must be switched off during lesson.
学员在上课期间必须将手提电话及传呼机关掉。
All mobile phone and beeper must be switched off during lesson.
学员在上课期间必须将手提电话及传呼机关掉。
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