幻灯机
huàn​dēng​jī

overhead projector

  • created sense approved 幻灯机/幻燈機 · huàn​dēng​jī · overhead projector

    幻灯机 / 幻燈機

    huàn​dēng​jī

    overhead projector

    a device that projects images from transparent sheets onto a wall or screen

    他在幻灯机上放置了透明的教学材料。

    noun

    created sense

  • created sense approved 幻灯机/幻燈機 · huàn​dēng​jī · slide projector

    幻灯机 / 幻燈機

    huàn​dēng​jī

    slide projector

    a device used to project images from photographic slides onto a screen

    老师正在用幻灯机给学生们演示幻灯片。

    noun

    created sense