Nssf
abbr. NAS simulation support facility 国家航天系统模拟支援设施; National Shooting Sports Foundation 国家射击运动基金; Navy Submarine Support Facility 海军潜艇维护设备
🗣️ 情景例句
After studying an hour, I finally got the hang of the lesson.
我学习了一个小时，终于理解了这一课的要点。
There is no going heaven in a sedan.
坐轿上天堂，从来无此事。
I don't believe we've met.
我们以前没有见过吧？