overhead projector
短语词组
- overhead d projector 高架投影機
- Protablc overhead projector 便攜式投影儀
- Film Overhead Projector 膠片投影機
- type overhead projector 反射式教學投影儀
- Overhead Projector with screen 幻燈機及屏幕
- overhead projector noun 高射投影儀
- Overhead Projector Transparency 投影機透明度
- Slide & Overhead projector 幻燈機 返回 overhead projector