Don-bidiagonal matrix
[计] 下二对角矩阵
🧩 词语组成解析
don
[dɔn]
n. 大学教师，（牛津、剑桥大学的）导师，特别研究员;
vt. 穿上，披上;
[计] 对角的
🗣️ 情景例句
This is the big moment.
这可是关键时刻。
I like to play tennis,but I'm not a very good player.
我喜欢打网球，但是我不是一个很好的运动员。
Nearly a week passed before the girl was able to explain what had happened to her.
几乎过了一个星期，那姑娘才能讲述自己的遭遇。