Para-hydroxybenzoic acid
[建] 对一羟基苯甲酸
🧩 词语组成解析
[经] 帕拉
🗣️ 情景例句
Actually, it's the only newspaper.
事实上， 它是唯一的报纸。
He applied for a scholarship at Harvard University.
他申请了哈佛的奖学金。
But some time later it began to rain.
但过了一阵子。天下起雨来，