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
It's true.
对。
He deserves praise.
他应得称赞。
Sam Benton, the local butcher, had lost his wallet while taking his savings to the post office.
本顿在把存款送往邮局的途中把钱包丢了。