a hypothetical three-dimensional visual world created by a computer; user wears special goggles and fiber optic gloves etc.,and can enter and move about in this world and interact with objects as if inside it是什么意思_a hypothetical three-dimensional visual world created by a computer; user wears special goggles and fiber optic gloves etc.,and can enter and move about in this world and interact with objects as if inside it在线翻译_英语_读音_用法_例句