Ppq
abbr. polyphenylquinoxaline 聚苯基喹喔啉
🗣️ 情景例句
I'll try to explain.
我会尽量给你解释。
I have received a letter from my cousin.
我收到了我表兄的信。
No! But the children are not alone. There are some animals on the island.
没有！但岛上并非只有孩子们。岛上还有一些动物。