单词	simply connected
释义	simply connected adjective : being or characterized by a surface that is divided into two separate parts by every closed curve it contains Word History First Known Use 1867, in the meaning defined above
随便看	f-value F/X F1 layer F2 layer F2F fa fa la FA station fa) FAA faags fab fab fragment faba Fabaceae fabaceaes fabaceous fabber fabbest fabe faber fabest Fabian fabianae fabianas

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