Polypentamethylene sebacamide
[化] 聚亚戊基癸二酰胺
🗣️ 情景例句
When did you last go fishing with Robbie?
你上一次和Robbie一起去钓鱼是什么时候啦
He that has a tongue in his head may find his way anywhere.
遇事多问，随处可行。
And then quickly and quietly we did just that.
于是，我们就迅速而且悄悄地干了起来。