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
that will bring parents and teachers together once a week
让家长们及教师每星期一次
Like draws to like the whole world over.
物以类聚，世间皆如此。
but it suddenly caught sight of the drunk who was shouting rude remarks and waving a red cap.
但突然它看见了醉汉，只见他正大声说着粗鲁的话，手里挥动着一顶红帽子。