Hmmm
abbr. 六甲氧基甲基三聚氰胺；氨基树脂
🗣️ 情景例句
Good morning, Mr. Kong.
早上好，孔先生。
Who wrote that music?
那首音乐是谁写的？
I don't like autumn and winter.The days are short and the nights are long.The sun rises late and set early.
我不喜欢秋天和冬天，因为此时白天短而夜晚长，太阳升得迟而落得早。