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单词 aphelion
释义
a·phe·li·on (ə-fele-ən, ap-he-)
n.pl. a·phe·li·a(-le-ə)
The point on the orbit of a celestial body that is farthest from the sun.

[FromNew Latinaphelium : Greekapo-, apo- + Greekhelios, sun; see sāwel- in the Appendix of Indo-European roots.]
aphelion
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更新时间:2025/3/22 10:23:52