cathode ray的音標為[?k?θ??de? re?],基本翻譯為“陰極射線”,速記技巧為“鉀丟雷”。
Cathode ray的詞源:
- 詞根詞源:cathode,陰極;ray,光線。
變化形式:單數形式為cathode,復數形式為cathodes。
相關單詞:
- cathode ray tube(陰極射線管):一種常用的電視顯像裝置,由陰極、陽極和真空管組成,用于顯示圖像。
- cathode-ray-focusing lens(陰極射線聚焦透鏡):用于將陰極射線聚焦在熒光屏上的透鏡。
- electron beam(電子束):在陰極射線管中由電子發射器發出的電子流。
- electron-optics(電子光學):研究電子束在介質中的傳播和成像的學科。
- phosphor(熒光粉):能夠將電子束激發并發出可見光的物質,通常用于陰極射線管的熒光屏上。
- deflection yoke(偏轉線圈):用于控制電子束在陰極射線管中的偏轉的裝置。
- raster scan(光柵掃描):在電子設備中,使用陰極射線管對圖像進行逐行掃描的方法。
- scanning electron microscope(掃描電子顯微鏡):一種使用電子束進行成像的顯微鏡,通常使用陰極射線管。
- cathode-ray television(陰極射線電視):一種使用陰極射線管的電視系統。
常用短語:
1. cathode ray tube (CRT) display
2. electron gun
3. phosphor
4. scan line
5. beam current
6. raster scan
7. deflection
雙語例句:
1. The monitor uses a cathode ray tube (CRT) display technology.
2. The electron gun controls the path of the electron beam.
3. The phosphor on the screen glows when the beam hits it, creating the image.
4. The scan line determines how many lines of pixels are displayed at once.
5. The beam current determines the brightness of the image.
6. Raster scan technology ensures a smooth and consistent image display.
7. The deflection of the electron beam controls the position of the image on the screen.
英文小作文:
Cathode Ray Tubes: The Future of Display Technology
Cathode ray tubes (CRTs) have been a staple of display technology for decades, and they continue to hold their ground in modern devices like televisions and computer monitors. However, CRTs are not without their limitations, and their days may be numbered as display technology moves forward.
CRTs use an electron gun to control the path of the electron beam, which is used to illuminate the phosphor on the screen, creating an image. The beam current determines the brightness of the image, while the scan line determines how many lines of pixels are displayed at once, resulting in a smooth and consistent image display.
Despite their limitations, CRTs have made a significant impact on display technology, and they will continue to do so for years to come. However, as technology advances, we can expect to see new and improved display technologies emerge, such as liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs). These new technologies offer improved picture quality, higher resolution, and better energy efficiency, making them a viable alternative to CRTs in the future.