Darpa
[计] 美国国防部高级研究计划局
🗣️ 情景例句
It's hard for some older people to take all that noise.
一些老年人没办法忍受那些噪音。
How many handfuls are you going to get?
你要取几把？
Oh, cheer up!perhaps we didn't to do badly.
啊，别灰心！或许我们考得还不太糟。