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
Yes, Philip.
什么事 ，Philip？
What were you doing when I called?
我打电话给你时你在干吗？
One afternoon she set out from the coast in a small boat and was caught in a storm.
一天下午，她乘小船从海岸出发，遇上了风暴。