S-m
abbr. 科学硕士（Master of Science）；圣马力诺（San Marino）；虐待狂与受虐狂（Sadism&Masochism）
🗣️ 情景例句
Thank you very much.
非常感谢。
He who knows most speaks least.
懂得多的说得少。
If you touch them you may break something or have an accident and hurt yourselves.
如果你用手摸它们，也许你会搞坏机器，或者会发生事故，打伤你自己。