Biorthogonality
[计] 双正交
🗣️ 情景例句
Here you are.
给你。
The thread breaks where it is weakest.
线断常在最细处。
In the centre of the hall, there were a number of tall structures which contained coloured lights.
展厅中央是装有彩色灯泡的许多高高的构件，