Paba
n. [化]对氨基苯(甲)酸
🗣️ 情景例句
Do you know that I mean?
知道我的意思吗？
The master always exacts quality work from his students.
老师常常要求学生们认真踏实的完成功课。
Oh! Do you have to?
噢！必须收拾吗？