Polyesterification
n. 聚酯
??? 情景例句
Don't you have any hobbies, like stamp collecting or things like that?
你有什么愛好嗎？像集郵之類的愛好？
I hople yu can do well in the examinationgs.
我希望你的考試能成功。
The girl in red is his girlfriend.
穿紅衣服的那個女孩是他的女朋友。