Block tridiagonal matrix
[化] 块三对角矩阵
🧩 词语组成解析
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
She said she'll call back?
她说过她会打电话回来？
When did you graduste?
你什么时候毕业的？
They aren't very busy!
他们不很忙吧！