secant
adj. 割的;切的;交叉的; n. 割线;正割
adj.切的,割的,交叉的n.割线,正切
aeropulse distemperedly pitchout rheumatism therewith trivandrum unguard下载迅蛙App
adj. 割的;切的;交叉的; n. 割线;正割
adj.切的,割的,交叉的n.割线,正切
aeropulse distemperedly pitchout rheumatism therewith trivandrum unguard