Ost
abbr. 科学技术局（Office of Science and Technology）
🗣️ 情景例句
And, Mr. Stewart, what is your occupation?
那么 ，Stewart先生， 你的职业呢？
I want to apologize.Is there anything I can do?
我要道歉。我能想点什么办法吗？
Something may have happened to her.
她可能发生意外了。