麦克斯.穆勒的“只知其一，一无所知”的含义是什么？它对宗教学的研究有什么意义？
A Cisco UCS fabric interconnect in end-host mode learns MAC addresses on which port types？（） [" Uplink Ethernet ports or border ports"," Appliance ports"," Server ports"," Fabric ports"," Backplane ports"," vEth interfaces"," A Fabric Interconnect doesn’t learn MAC addresses in End Host mode. Pinning is used instead."]
一般而言，一个投资项目，只有当其（）高于其资本成本率，在经济上才是合理的；否则，该项目将无利可图，甚至会发生亏损。 ["预期资本成本率","投资收益率","无风险收益率","市场组合的期望收益率"]
反向社会化
简述学习活动的团体性。
交代作用
