Polycarboxylic
[机] 多羧酸的
🗣️ 情景例句
She'll be fine.
她没有问题。
If you have any comment about these clauses, do not hesitate to make.
对这些条款有何意见，请尽管提，不必客气。
Then Dr.Millington asked the caller if he was a relative of the patient.
之后，米灵顿医生问打电话的人是否是病人的亲属。