Beepers
能发出哔哔声音的仪器( beeper的名词复数 )
🗣️ 情景例句
When can I photograph a class?
我何时才来上课呢？
Why don't you get dressed now?Put on your work clothes.
为什么你不现在穿好衣服?穿上你的工作服。
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是为了争得物质环境所决定的有限食物而进行的简单竞争了，