Periston
聚乙烯基吡咯烷酮
🗣️ 情景例句
We need to know about your history with animals.
我们要了解你以前与动物的关连。
We intend to place large regular orders, and would therefore like to know what quantity discounts you allow.
我方将定期大量订购，因此想知道你方给多少数量折扣。
Several weeks after that, I will plant them in rows in the field.
再过几个星期，我还要把它们一行行地栽到菜地里。