首頁›Browse›O›overhead projectoroverhead projector編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看overhead projectoroverhead projector — 名詞名詞1. a device that projects transparent sheets onto a screen1.名詞釋義投影機a device that projects transparent sheets onto a screen例句The teacher used an overhead projector to show the diagram.