单词 | heliometer |
释义 | he·li·om·e·ter ![]() n. A telescope equipped to measure small angular distances between celestial bodies or the angular sizes of celestial bodies. he′li·o·metric (-ə-mĕtrĭk), he′li·o·metri·cal adj. he′li·o·metri·cal·ly adv. he′li·ome·try n. |
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