Polyenanthoamide
聚庚酰胺
🗣️ 情景例句
What a bargain! Thanks for helping me with this shopping.
真是太划算了！谢谢你带我买这些东西。
Hello, is this the home of Mr. Chen?
喂，是陈先生的家吗？
I'd like to see your showroom.
我想参观你们的展示中心，