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
Dad, growing up means
爸爸， 长大了意味着
The abundance of money ruins youth.
钱多毁青年。
The sea journey lasted over sixty days and nights.
海上航行持续了60多个昼夜。