on the diagonal meaning in Chinese

侧对步

The rule on the move of a bishop on a chessboard is that it moves only on the diagonal .
象在棋盘中移动的规则是只许走对角线。
The 55 identity matrix shown in the following illustration has 1s on the diagonal and 0s everywhere else
55单位矩阵（在下面的插图中显示）在对角线上为1 ，在其他任何地方为0 。
Extreme foreshortening , shooting on the diagonal , straight down from a considerable height or straight up from the ground ? all these are known to this day as “ rodchenko angles ”
极短的前景，对角线成像，从治高处向下取景，或是从低处向上取景，这些至今都被称作“罗申科视角” 。
Leg yielding can be performed ' on the diagonal ' in which case the horse should be as nearly as possible parallel to the long sides of the arena , although the forehand should be slightly in advance of the hindquarters
偏横步可以在场地的 '沿对角线 '做，这时马体应当尽可能平行于场地的长边，而前躯可以稍稍在后躯之前。