Part Holonyms:X-ray machine
Hypernyms:electron tube thermionic tube thermionic vacuum tube thermionic valve tube vacuum tube
Inherited Hypernyms:x-ray tubetubeelectronic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity
| 单词 | x-ray tube |
| 释义 | X-Ray Tube nnoun.artifacta vacuum tube containing a metal target onto which a beam of electrons is directed at high energy for the generation of X rays Part Holonyms:X-ray machine Hypernyms:electron tube thermionic tube thermionic vacuum tube thermionic valve tube vacuum tube Inherited Hypernyms:x-ray tubetubeelectronic devicedeviceinstrumentalityartifactwholeobjectphysical entityentity |
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