Polypentamethylene sebacamide
[化] 聚亚戊基癸二酰胺
🗣️ 情景例句
They have to be here.
它们肯定就在这儿。
I'd appreciate your kind consideration in the coming negotiation.
洽谈中请你们多加关照。
Suddenly, one of the children kicked a ball very hard and it went towards a passing boat.
突然，一个孩子狠狠地踢了一脚球，球便向着一只划过来的小船飞去。