a sheet of plastic with writing or pictures on it that you shine light through in order to show the writing or pictures on a large screen （上有文字或图片的）透明正片，透明画
2
U the state or quality of being easy to see through 透明；透明性
3
U an honest way of doing things that allows other people to know exactly what you are doing 透明度；公开度
Parents are demanding greater transparency in the selection process. 家长们要求增加选拔过程的透明度。