Darpa
[计] 美国国防部高级研究计划局
🗣️ 情景例句
Please come and see me in my office on the 20th floor.
请到二十楼我的办公室来见我。
He that would command must serve.
欲做先生，先做学生。
Some of us do not know much about the theatre.
我们中有些人还不太懂戏剧。