A beam of electrons emitted from the cathode of a high-vacuum tube.
阴极射线
Example sentencesExamples
One member of the radio society even has a major collection of cathode ray oscilloscopes, which he displays along one complete wall in his home.
Inside this glass tube, evacuated of air, a negatively charged and heated metal plate emitted a beam - a cathode ray - that could be focused and accelerated by its attraction towards a positively charged plate.
Cold cathode ray technology illuminates the instrument faces, while the indicators are backlit.
TV detector vans do not work by picking up radiation from the cathode ray tube
This sends information to the cathode ray in the back of your television, which projects it onto the screen.
Definition of cathode ray in US English:
cathode ray
nounˈkaˌTHōd ˌrā
A beam of electrons emitted from the cathode of a high-vacuum tube.
阴极射线
Example sentencesExamples
Cold cathode ray technology illuminates the instrument faces, while the indicators are backlit.
TV detector vans do not work by picking up radiation from the cathode ray tube
Inside this glass tube, evacuated of air, a negatively charged and heated metal plate emitted a beam - a cathode ray - that could be focused and accelerated by its attraction towards a positively charged plate.
One member of the radio society even has a major collection of cathode ray oscilloscopes, which he displays along one complete wall in his home.
This sends information to the cathode ray in the back of your television, which projects it onto the screen.