Sdo
abbr. 服务数据对象（Service Data Objects）；合成干性油（synthetic drying oil）
🗣️ 情景例句
Philip, why don't you go
Philip 你何不去
What kind of grades did you make in college?
你在学院得到什么样的等级？
They're both fine,too. What about your family?
他们也都很好。你的家人好吗？