radiovisor
now historical
noun
(Chiefly US ) an early electromechanical form of television developed by Charles F. Jenkins.
Origin
1920s; earliest use found in The Daily Express.
| 单词 | radiovisor |
| 释义 | radiovisornow historical noun (Chiefly US ) an early electromechanical form of television developed by Charles F. Jenkins. Origin |
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