Ssts
abbr. signaling and supervision techniques study 信号传送与监听技术研究; space surveillance and tracking satellite 空间监视与跟踪卫星; space-based surveillance and tracking system 天基监视与跟踪系统
🗣️ 情景例句
Let's go out clubbing ater the mid-term exams.
期中考试以后我们一起上酒吧。
That's more like it!
这才像话嘛！
The chaos was inconceivable.
房间里的紊乱状况是无法想像的。