Polyacrylonitrile
n. [化]聚丙烯腈
🗣️ 情景例句
Can we catch a cab here?
在这儿能叫到出租车吗？
Spot, the dog, always whimpers when he is left alone.
那条叫斯伯特的狗，被单独留下来，时常寂寞得呜咽。
Oh! It looks much better now.
噢！现在似乎好看多了。