| 单词 | Samuel Pierpoint Langley |
| 释义 | Samuel Pierpoint Langley (once / 3939771 pages) n WORD FAMILY Samuel Pierpoint Langley n United States astronomer and aviation pioneer who invented the bolometer and contributed to the design of early aircraft (1834-1906) Syn|Exp Langley astronomer, stargazer, uranologist a physicist who studies astronomy artificer, discoverer, inventorsomeone who is the first to think of or make something |
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