Polynonamethylene sebacamide
[化] 聚亚壬基癸二酰胺
🗣️ 情景例句
Sure. Hand me the pen.
当然。请把笔给我。
Two in distress makes sorrow less.
同病相怜。
How many spiders are engaged in this work no our behalf?
有多少蜘蛛在为我们效力呢？