Mah
abbr. 马来酸酐（Maleic Anhydride）
🗣️ 情景例句
Perhaps they'll show up. In the meantime,
也许他们会露面。在这等待期间
Labour is the capital of our working men.
劳动力是劳动人民的资本。
The man smiled pleasantly.He did not understand English! He spoke German.He was a tourist.
这人友好地笑了笑。他不懂英语！他讲德语。他是个旅游者。