Orth
n. 值空間正交化
??? 情景例句
If you feel in any way unsatisfied, please just give me a call.
如果你覺得有任何不滿意的地方，請給我電話。
Every why has a wherefore.
事出有因。
Historians have long been puzzled by dots, lines and symbols which have been engraved on walls, bones, and the ivory tusks of mammoths.
長期以來，歷史學家一直對雕刻在墻壁上、骨頭上、古代長毛象的象牙上的點、線和形形色色的符號感到困惑不解。