elliptic quadric hypersurface椭圆: oval; oval-shaped; ellipse; ...型: mould; model二次: secondary; quadratic超: exceed; surpass; overtake曲面: hook face; curve; curved sur ...下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:椭圆型二次超曲面,即可在微信中查询翻译