Orthonormalization
规化正交集
🗣️ 情景例句
Then you close your eyes and say the magic words.
然后，闭上眼睛念魔语。
Do you think the doctor could see me tomorrow before 9:30?
你看医生在明天9:30前能给我看病吗？
There is no doubt about it.
那是毫无疑问的。