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
If you have time around Christmas, please come to visit my family.
如果你圣诞节前后有空，欢迎到我家来玩。
How long have you lived here?
你住在这里多久了？
Luckily the weather was not so wet as it is today.
幸运的是，那天的天气不像今天这样有雨。