projector

projector — 名詞

1. an electronic or optical appliance that takes a picture from a film, computer, o

1.名詞B1
釋義

投影機

將影像放大投射到螢幕或牆面的設備

an electronic or optical appliance that takes a picture from a film, computer, or other source and makes it appear large on a flat wall or screen

例句

Min set up the projector in the meeting room before the presentation began.

Min 在簡報開始前把投影機架設在會議室裡。

typical context: meeting room presentation

The old film projector clicked loudly as it showed the black-and-white movie.

那臺老舊的電影放映機在播放黑白片時發出響亮的咔嗒聲。

collocation: film projector

同義詞
  • overhead projector

    a specific type that shines light through transparent sheets; often shortened to OHP in classrooms

  • beamer

    informal term used mainly in Europe and South Asia; not common in Taiwan or the US

  • video projector

    emphasises that the device shows moving images from a digital source rather than film

用法筆記

The word can refer to several types of device: film projectors (for reels of movie film), digital projectors (connected to computers), and overhead projectors (for transparent sheets). In everyday conversation, 'projector' alone usually means a digital video projector.

常見錯誤

❌The teacher used a project to show the video.
✅The teacher used a projector to show the video.
💡'project' (noun) means a planned task; 'projector' is the device.
❌Please turn on the projector machine.
✅Please turn on the projector.
💡'projector' already means the machine; adding 'machine' is redundant.