Poly(p-hydroxybenzoic acid)
[化] 聚对羟基苯酸; 聚对羟基苯甲酸
🗣️ 情景例句
Use your head.
动动你的大脑。
Why are you walking so far?
你为什么走得这样快？
but he has never managed to get enough money to have the church clock repaired.
但始终未能筹足资金把教堂的钟修好。