1570s, from French orthogonal, from orthogone, from Late Latin orthogonius, from Greek orthogonios "right-angled," from ortho- "straight" (see ortho-) + gonia "angle" (see -gon). Related: Orthogonally.
权威例句
1. It can always be arranged that degenerate eigenfunctions are orthogonal.
总可以做到使得简并的本征函数是正交的.
2. Further, these three solutions are all orthogonal to each other.
此外, 这三个解全都是互相正交的.
3. The principal directions corresponding to two distinct principal strains are orthogonal.
和两个不同的主胁变相对应的主方向是互相正交的.
4. Most applications involve simultaneous stabilization on three orthogonal axes.
大多数应用要求在三个相互垂直的轴上同时进得稳定.
5. The subject of orthogonal trajectories remained dormant.