dual projection

例句：

1. 1. The projector is designed to provide dual projection capabilities.
   这款投影仪旨在提供双重投影功能。
2. 2.The dual projection system allows for easy collaboration between teams.
   双重投影系统使得团队间的协作变得简单。
3. 3.In the field of education, dual projection has been widely adopted as a teaching tool.
   在教育领域，双重投影作为一种教学工具已被广泛采用。