Polyoxamide
聚乙二酰胺
🗣️ 情景例句
She makes a good living as an author.
她靠当作家过着优裕的生活。
Our company is one of the big names and has a long tradition.
我们是一家久负盛名，有着悠久历史的公司。
Once you begin，you must continue.
一旦开始，你就得继续。