单词	to repair a dam
释义	英華☞to dam up
随便看	matrix-- matrices{pl.} matrix; matrices{pl.} matrix matrix mapping matrix mechanics matrix memory matrix memory--mxm matrix memory，mxm matrix metal matrix metalloprotease matrix metalloproteinase matrix metering matrix method matrix method of inversion matrix method of stability analysis matrix mode matrix model matrix modifier matrix-- muller (or density) matrix multiplication matrix norm matrix notation matrix number matrix of a material system matrix of a quadratic form matrix of coefficients