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astronomical frame of reference
释义
WordReference Random House Unabridged Dictionary of American English © 2024
astronom
′
ical frame
′
of ref
′
erence,
[
Physics.
]
Physics
a frame of reference in which the sun or center of mass of the universe is fixed and which does not rotate with respect to the fixed stars.
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maintop
main-topgallant
main-topgallantmast
main-topmast
main-topsail
maintopsail
main-topsail schooner
main verb
main yard
mainz
mainz psalter
maiolica
maiquetía
mair
maira
maisie
maison de molière, la
maisonette
maisonnette
maist
maistre
mai tai
maitland
maize
maize oil
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更新时间:2026/6/22 15:42:50