Predispersor
前置分光器
🗣️ 情景例句
Where are you going, Philip?
你上哪去 Philip？
It's two o'clock.
现在两点。
One moring she was working at her desk in the library when a boy came in.
一天早上，她正在图书馆里伏案工作，这时，一个男孩走进来。