Ssb
abbr. 太空科学委员会（Space Science Board）；选征兵役局（Selective Service Board）
🗣️ 情景例句
Who's the patient?
病人是谁？
It's a pain in the neck having to meet them at the airport.
必须到机场去接他们，真讨厌。
The towers are further apart at the top than at the base, but this is no mistake.
两座塔楼的楼顶之间的距离比楼底之间的距离要大一些，但是这并不是错误。