Polyacrylonitrile
n. [化]聚丙烯腈
🗣️ 情景例句
there's a lot to do around the house,
这屋里有很多事可做，
Full details regarding packing and marking must be strictly observed.
请严格遵守包装及商标的细则。
This invariably wins them the love and respect of others, for they add colour to the dull routine of everyday life.
他们总能赢得别人的喜爱与尊敬，因为他们给平淡单一的日常生活增添了色彩。