Polyoctamethylene sebacamide
[化] 聚亚辛基癸二酰胺
🗣️ 情景例句
Can you help me?
你能帮帮我吗？
I'd like to travel first-class.
我要头等舱。
Despite the message, the captain of the Elkor decided to try once more.
尽管船长接了电报，他还是决定再试一试。