Pfeiffer's reaction
[医] 发否氏反应
🧩 词语组成解析
🗣️ 情景例句
Just a minute. Here's your receipt.
请等一下。这是你的收据。
My pleasure.
不客气。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。