单词 | spectrohelioscope |
释义 | Word Frequency spectrohelioscope(ˌspɛktrəʊˈhiːlɪəʊˌskəʊp) noun an instrument, similar to the spectroheliograph, used for observing solar radiation at one particular wavelength Derived forms spectrohelioscopic (ˌspɛktrəʊˌhiːlɪəʊˈskɒpɪk) adjective |
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