| 单词 | platinum lamp |
| 释义 | > as lemmasplatinum lamp platinum lamp n. an electric lamp in which the filament is made of platinum. ΚΠ 1854 E. Hitchcock Relig. Geol. 429 A strip of platinum will determine the union of oxygen and hydrogen in the platinum lamp. 1979 Science 6 Apr. 33/1 It produced a fair glow, but its high price, which would put platinum lamps at about $98 each, was prohibitive. < as lemmas |
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