词族 · projector
词形变化
派生词
中文词源
projector 放映机，投影仪
来自project,投掷，投射，-or,物。
英语词源
- projector (n.)
- 1590s, "one who forms a project," agent noun in Latin form from project (v.). In the optical, camera sense it is from 1884.
权威例句
- 1. You gave me back the projector.
- 你将幻灯机还给我了。
- 2. A light pointer is often useful with a slide projector.
- 光指示器经常与幻灯片放映机一起使用.
- 3. There is a new projector in my office.
- 我的办公室里有一架新的幻灯机.
- 4. Our host ran a long extension cord out from the house and set up a screen and a projector.
- 我们的主人从房里牵出一根延长电线，架起屏幕和投影仪。
- 5. How long will it take to set up the projector?
- 把这个放映机安放好需要多长时间?