Biorthogonality
[计] 双正交
🗣️ 情景例句
Six table lamps. Three end tables. One piano.
六个灯。三张茶几。一 钢琴。
As a man's heart is, so does he speak.
言为心声。
Yes, my brother Bob is coming with me to the airport to see me off.
有，我兄弟鲍勃将和我一起到机场，送我上飞机。