Ppq
abbr. polyphenylquinoxaline 聚苯基喹喔啉
🗣️ 情景例句
Oh, he's so cute! Oh, Marilyn!
噢， 他真逗人喜爱 ！噢， Marilyn！
When did you go painting?
你什么时候去画画？
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。