Word · Frequency #15105
projector
投影仪;放映机
an optical device for projecting a beam of light
- 1.
Someone who devises or suggests a project; a proposer or planner of something.
设计或提出项目的人;提议者或策划者。
- 2.
an optical device for projecting a beam of light
用于投射光束的光学设备
- 3.
An optical device that projects a beam of light, especially one used to project an image (or moving images) onto a screen.
投影仪;光学投影设备,尤指将图像或动态影像投射到屏幕上的设备
- 4.
an optical instrument that projects an enlarged image onto a screen
将放大图像投射到屏幕上的光学仪器
- 5.
That which projects or launches something.
投射或发射某物的装置。
- 6.
One who projects, or ascribes his/her own feelings to others.
将自身情感投射(归因)到他人身上的人
- 7.
An operator that forms a projection.
形成投影的算子。
设计或提出项目的人;提议者或策划者。;用于投射光束的光学设备;投影仪;光学投影设备,尤指将图像或动态影像投射到屏幕上的设备;将放大图像投射到屏幕上的光学仪器;投射或发射某物的装置。
In use
The teacher switched on the projector to show the class a map of the world.
Could you move the projector closer to the wall so the image is larger?
The meeting room has a new projector that connects wirelessly to laptops.
use a projector to do sth
表达“用投影仪做某事”时,可用 use a projector to do sth 结构。
The lecturer used a projector to display the charts.
讲师用投影仪展示图表。
turn on/off the projector
turn on/off 是表示开关设备的常用短语动词。
Could you turn on the projector for the meeting?
你能不能为会议打开投影仪?
connect sth to the projector
表示“把……连接到投影仪”用 connect A to B 结构。
Connections
Collocations
- overhead projector
- 高射投影仪
- The teacher used an overhead projector in class.老师上课时使用了高射投影仪。
- digital projector
- 数字投影仪
- We bought a digital projector for movie nights.我们买了一台数字投影仪用于电影之夜。
- projector screen
- 投影屏幕
- Please lower the projector screen for the presentation.请放下投影屏幕准备演示。
- projector lens
- 投影仪镜头
- Clean the projector lens to get a sharper image.清洁投影仪镜头以获得更清晰的图像。
- video projector
- 视频投影仪
- The conference room has a high-definition video projector.会议室配备了一台高清视频投影仪。
Synonyms
Learner notes
Memory Tip
把 pro 想成“向前”,ject 想成“投”,投影仪就是把画面向前投到屏幕上的机器。
Context & Register
语域:neutral 常见场景:conference rooms、classrooms、home theaters projector 指投影仪/放映机时,属于中性常用词,正式场合与日常口语中都比较常见;多用于会议、教学、家庭影音放映等场景,没有明显的语域限制。
Pronunciation & Spelling
这些词的重音都在第二个音节的 /ɛkt/ 上,与 projector /prəˈdʒɛktɚ/ 押韵,且都含 -ector 拼写。注意拼写相似的 project(名词 /ˈprɒdʒɛkt/,动词 /prəˈdʒɛkt/)和 projection /prəˈdʒɛkʃən/ 读音不同,不押韵。
Usage priority
Collins 词频等级为 1,建议结合例句记忆,而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.