Dfas
abbr. dark field alignment system 暗场对准系统; distributed financial accounting system 分布式财务会计系统; distributed frame alignment signal 分布式帧定位[同步]信号
🗣️ 情景例句
That is extremely interesting.
那极为有趣。
What are you looking for?
你正在找什么？
Twenty year!That's long time.
20年！这个时间可不短。