Use simple virtual world-specific tools and objects to engage participants and take advantage of the 3-d nature of the environment.
使用简单的、特定于虚拟世界的工具和对象来服务参与者，利用虚拟环境的3d特性。
Avatar has the advantage of showing in 3-D (which usually commands an average $3 extra per ticket) and coming out when even 2-D movie tickets are more expensive than ever.
《阿凡达》能够拥有如此表现，应归功于昂贵的三维电影票价（通常平均每张电影票要高出3美元），实际上，如今即便是普通的平面电影也要比过去昂贵很多。
The project team should fully utilize the cooperation agreement with DT and its advantage of R&D capability. Make the transparency of purchase price to reduce the purchase cost.
在采购环节，应该充分利用与大唐的合作协议和大唐作为研发单位的优势，使采购价格透明化进一步降低采购成本；
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