| 单词 | coronagraph |
| 释义 | coronagraph —coronagraphic /keuh roh'neuh graf"ik/, adj. /keuh roh"neuh graf', -grahf'/, n. Astron. an instrument for observing and photographing the sun's corona, consisting of a telescope fitted with lenses, filters, and diaphragms that simulate an eclipse. Also, coronograph. [1885-90; earlier coronograph. See CORONA, -GRAPH] |
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