Viewgraph
01
投影胶片, 幻灯片
a specific type of transparency designed to be used on an overhead projector for displaying visual information
例子
Viewgraphs were once essential tools for corporate meetings and academic lectures.
投影胶片曾经是企业会议和学术讲座中必不可少的工具。
词汇树
viewgraph
view
graph
