復(fù)單連通解析李群 simply connected covering group: 單連通覆蓋群simply connected group: 單連通群connected nilpotent lie group: 連通冪零李群simply connected: 單連通的simply-connected: 單連通的下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯