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
Fine. Are you buying a house
好的。你们是要买房子呢？
One swallow does not make a summer.
一燕不成夏。
What do you find hardest in English?
你觉得学习英语哪方面最难？