| 单词 | radium dial |
| 释义 | > as lemmasradium dial radium dial n. a watch or clock dial with the numbers and hands marked with a radium compound to make them luminescent. ΚΠ 1913 N.Y. Times 8 Dec. 4/4 (advt.) Radium dial clocks. 1947 Radiology 49 286/2 Reports on the radium-dial painters described patients with terminal anaemia. 1989 C. Caufield Multiple Exposures (1990) xii. 126 AEC officials frequently compared exposure to fallout to having a chest X-ray or wearing a watch with a radium dial. < as lemmas |
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