Pfitzinger reaction
[化] 普菲青格反应
🧩 词语组成解析
🗣️ 情景例句
Is something still wrong, Robbie?
还有什么不对的地方吗， Robbie？
She never mends her clothes; they all have holes in them.
她从来都不补缀衣服。因此，衣服上到处都是破洞。
Oh, hello, Bill. Yes, this is Ann's mother.
噢，你好，比尔。对，我就是安的母亲。