Mah
abbr. 马来酸酐（Maleic Anhydride）
🗣️ 情景例句
I want to thank all of you for coming here tonight.
我非常感谢你们大家今天晚上的赏光。
He who is ashamed of asking is ashamed of learning.
耻于问者耻于学。
Here's your umbrella and your coat.
这是您的伞和大衣