Prdc
abbr. Polar Research and Development Center <美>（陆军）极地研究发展中心
🗣️ 情景例句
How much did you estimate this job is going to cost us?
你估计这工作要花我们多少钱？
I'm fine, too.
我也很好。
Anything particular you're interested in?
有什么你特别感兴趣的吗？