Rbos
(rbo 的复数) abbr. right back outside 右内后巳
🗣️ 情景例句
Can I leave him a voice in mail?
我可以在他的语音信箱里留话吗？
What were you doing when I called you on the telephone?
当我打电话给了你时，你正在做什么？
Just two weeks.
只有两个星期。