cepheid variables
(rhetoric) A figure of speech used for emphasis, where two words joined by and are used to express a single complex idea.
plural of cepheid variable
To connect with rope or twine, especially items that are not usually assembled together.
(medicine) A reluctance to use topical corticosteroid drugs.
ケフェイド型変光星の脈動周期を測定することで、天文学者は近くの銀河までの距離を測定できます。
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