overhead projector

短语词组

短語

• 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
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