Pfeiffer's substance
[化] 普法伊费尔化合物
🧩 词语组成解析
🗣️ 情景例句
To get ahead you'll have to work long hours and take short vacations.
要想出人头地，你必须多工作少休假。
The party is a good opportunity for us to meet.
这聚会是我们彼此见面的好机会。
My name is John Brain.
我叫约翰·布雷恩。