| 单词 | heliometer |
| 释义 | Word Frequency heliometer(ˌhiːlɪˈɒmɪtə) noun a refracting telescope having a split objective lens that is used to determine very small angular distances between celestial bodies Derived forms heliometric (ˌhiːlɪəʊˈmɛtrɪk) or heliometrical (ˌhelioˈmetrical) adjective heliometrically (ˌhelioˈmetrically) adverb heliometry (ˌheliˈometry) noun |
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