Ppq
abbr. polyphenylquinoxaline 聚苯基喹喔啉
🗣️ 情景例句
I'm really glad to see you.
非常高兴见到 。
He is showing off his brand-new car.
他正在炫耀新出品的汽车。
He is tough，but I am even tougher.
他是一个硬汉子，不过我要比他更硬。