Dok
abbr. Akad Nauk Doklady Akademii Nauk (Russian=Proceedings of the Academy of Science) （俄语）科学院年报
🗣️ 情景例句
Yes? Can I do something for you?
什么事？我能为您效劳吗？
No,he doesn't have one.
不，他没有。
I hope nothing is wrong.
我希望一切顺利。