Sdo
abbr. 服务数据对象（Service Data Objects）；合成干性油（synthetic drying oil）
🗣️ 情景例句
It is! She's having pains a minute apart!
是啊。她隔一分钟就会痛呀。
We are in the same boat, we both failed the exam.
我们都一样，考试都没及格。
so it was easier for the detective to watch her.
因此，侦探比较容易监视她。