n.對稱有向圖 symmetric graph: 對稱圖highly symmetric graph: 高度對稱圖line symmetric graph: 線對稱圖point symmetric graph: 點(diǎn)對稱圖point-symmetric graph: 點(diǎn)對稱圖下載手機(jī)詞典可隨時隨地查詞查翻譯