Biorthogonality
[计] 双正交
🗣️ 情景例句
You're making the right decision
你做了一个正确的决定
Will the flight be canceled?
这班机会被取消吗？
You always want the best,but we can't afford it.Sometimes you think you're a millionaire!
你总是要买最好的，可我们买不起，有时候你认为自己是个百万富翁！