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
Hi.
嗨。
To throw a pass
经过
Had it not been for the alarm clock she wouldn't have been late.
如果不是因为闹钟不响的话，她就不会迟到了。