| 单词 | optical spectroscope |
| 释义 | optical spectroscope [`äp·tǝ·kǝl `spek·trǝ´skōp] SPECTROSCOPY An optical instrument, consisting of a slit, collimator lens, prism or grating, and a telescope or objective lens, which produces an optical spectrum arising from emission or absorption of radiant energy by a substance, for visual observation. |
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