Polynonamethylene sebacamide
[化] 聚亚壬基癸二酰胺
🗣️ 情景例句
What kind of job do you have?
你做什么工作？
What's the population of China?
中国有多少人口？
But I advise you to check your bag every evening before going home.
但是，我劝你每晚回家前检查下自己的包。