(mathematics) a rectangular array of quantities or expressions set out by rows and columns; treated as a single element and manipulated according to rules
(geology) amass of fine-grained rock in which fossils, crystals, or gems are embedded
an enclosure within which something originates or develops (from the Latin for womb)
the body substance in which tissue cells are embedded
the formative tissue at the base of a nail
mold used in the production of phonograph records, type, or other relief surface
例句
用作名词(n.)
The square matrix is called a diagonal matrix.该方矩阵称为对角矩阵。
How do I multiply a matrix by a vector?我怎么用一个矩阵乘以一个向量呢?
A term sometimes applied to a stylus in a thermal matrix printer.有时用来指热敏点阵打印机的触针的一个术语。
