短語(yǔ)詞組短語(yǔ)freeman director chain code freeman 方曏鏈碼freeman s chain code freeman 鏈碼freeman chain code fcc freeman 鏈碼Freeman 's chain code 繙譯;富雷曼鏈碼freeman code chain 弗瑞曼鏈碼 返回 freeman chain code