Polyphenylethyl
聚乙基苯
🗣️ 情景例句
Lacks courtesy is ill-mannered.
不礼貌，举止不当。
I'm two years older than you are.
我比你小2岁。
It's supposed to start at 6:30 sharp, but I doubt it will.
应该是六点半整的，但是我觉得够呛。