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
Jazz music is performed at many dinner parties.
在很多宴会派对里都有爵士乐的演奏。
Foam plastics are applied to protect the goods against press.
泡沫塑料用来防止挤压。
But I advise you to check your bag every evening before going home.
但是，我劝你每晚回家前检查下自己的包。