Polyhexamethylene phenylene dipropionamide
[化] 聚亚己基亚苯基二丙酰胺
🧩 词语组成解析
n. [化]亚苯基
🗣️ 情景例句
Before we go to the gallery,
在我们去画廊之前
I've bee invited over to a friend's, and you?
有个朋友请我去作客，你呢？
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.
藏书使教育成为可能，而教育反过来又丰富了藏书，因为知识的增长遵循着一种“滚雪球”的规律。印刷术的发明又大大提高了知识增长的速度。