Para-hydroxybenzoic acid
[建] 对一羟基苯甲酸
🧩 词语组成解析
[经] 帕拉
🗣️ 情景例句
Thank you.
谢谢。
They exchange happy glances.
他们幸福地互视着。
They were also quite sure that a cigarette end did not start the fire.
他们还十分肯定火灾也不是由烟头引起的。