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单词 spectroheliograph
释义 spec·tro·heliograph
\“+\ noun
Etymology: International Scientific Vocabulary spectro- + heli- + -graph
: an apparatus for making spectroheliograms consisting of a spectroscopic camera used in combination with a telescope and provided with clockwork for moving the sun's image across the slit
spec·tro·heliographic \“+\ adjective
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