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单词 sidereal
释义

sidereal

adjective
/saɪˈdɪəriəl/
/saɪˈdɪriəl/
(astronomy)
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  1. related to the stars that are far away, not the sun or planets
    Word Originmid 17th cent.: from Latin sidereus (from sidus, sider- ‘star’) + -al.
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更新时间:2025/1/3 18:34:11