virtual environments短语⁷⁹⁴² 基本例句 虚拟环境 But you can do that in virtual environments. 然而，在虚拟世界中这是可能的。 yeeyan Virtual Environments of Maintenance Teaching and Training, VEMTT, is an efficient means for new equipment maintenance teaching and training. “装备维修教学训练虚拟现实系统”是新装备维修教学训练的一种有效方法。 cnki