固定奇點 singular point: 奇異點, 奇點apparent singular point: 貌似單點elliptic singular point: 橢圓奇點hyperbolic singular point: 雙曲奇點irregular singular point: 不規(guī)則奇點; 非正則奇點下載手機詞典可隨時隨地查詞查翻譯