Imperplex
甲基丙烯酸甲酯均聚物
🗣️ 情景例句
Hello.
你们好。
What is the coldest region in this country?
这个国家最冷的地带是哪里？
It was an exciting finish.The winner was Billy Stewart.
比赛的结尾是激动人心的。获胜者是比利。斯图尔特。