Ppq
abbr. polyphenylquinoxaline 聚苯基喹喔啉
🗣️ 情景例句
She's always changing jobs.
她老是换工作。
How long have you been studying English?
你学了多长时间的英语了？
What is the most popular food in the USA? I think it is fried chicken.
在美国什么食品最受欢迎呢？我认为是炸鸡。