Ssb
abbr. 太空科学委员会（Space Science Board）；选征兵役局（Selective Service Board）
🗣️ 情景例句
Sure. Put it back in your room, and we'll hang everything up later.
当然。将它放回你的房间里， 过一会儿我们来一件件挂起来。
His opening remarks were serious.
他的开场白说得很严肃。
Thank you all for coming.
谢谢光临。