Orthonormalization
规化正交集
🗣️ 情景例句
And ... how do you feel?
那……你的感觉是什么？
When an opportunity is neglected,it never comes back to you.
机不可失，时不再来；机会一过，永不再来。
The next car the boy stopped did not take him into the centre of Paris as he hoped it would, but to Perpignan on the French-Spanish border.
男孩截住的下一辆车，没有像他希望的那样把他带到巴黎市中心，而是把他带到了法国和西班牙边界上的佩皮尼昂。