Ssf
abbr. saybolt seconds furol 赛波特弗洛（粘度计）秒数; single-seated fighter 单坐战斗机; standard saybolt furol (viscosity) 标准赛波特糠醛（黏滞性）
🗣️ 情景例句
And the new drawings for the toy spaceship.
还有玩具太空船的新草图。
A wise man changes his mind, a fool never will.
智者通权达变，愚者刚愎自用。
Why not take a friend with you?
为什么不邀上个朋友和你一起去呢？