Dra·per 
(drāpər), Henry 1837-1882.
(drāpər), Henry 1837-1882. American astronomer who developed methods for photographing the heavens and was the first to photograph a stellar spectrum (1872) and a nebula (1880).
| 单词 | Draper |
| 释义 | Dra·per (drāpər), Henry 1837-1882. American astronomer who developed methods for photographing the heavens and was the first to photograph a stellar spectrum (1872) and a nebula (1880). |
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