Orthogonal function system
[计] 正交函数系统
🧩 词语组成解析
a. 直角的, 正交的\\nn. 正交直线, 矩形面
🗣️ 情景例句
Well, there are Dragon Boat Festival, Mid-autumn Festival, Chung Yeung Festival and so on.
嗯，还有端午节、中秋节、重阳节等等。
Why are you squealing, my friend?
朋友，你为什么要发出尖叫？
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。