overhead projector 透镜式投影仪 ; 投影机 ; 投影仪 ; 高射投影仪
Slide & Overhead projector 幻灯机
Protablc overhead projector 便携式投影仪
High intensity overhead projector 高度投影仪
Desktop overhead projector 台式投影仪
fixed overhead projector 固定投影仪
type overhead projector 反射式教学投影仪
Film Overhead Projector 胶片投影机
reflection-type overhead projector 反射式教学投影仪
In each classroom there is a computer, an overhead projector, and a smart white board.
每个教室里都有一台电脑、一台投影仪和一块智能白板。
I counted four computers in the back of the room, an ink-jet printer, and an overhead projector that looked to be at least 15 years old.
我在教室后面发现四台计算机，一台喷墨打印机，还有一个至少用了15年的投影仪。
Performing sketches in the sand with an overhead projector, Su Dabao has extensive experience in both painting and stage performances.
苏大宝在一个投影师傅的帮助下，用沙子作绘图表演。在沙子构图和舞台表演方面，苏大宝有着丰富的经验。
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