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solar cycle
释义
WordReference Random House Unabridged Dictionary of American English © 2024
so
′
lar cy
′
cle,
[
Astron.
]
Astronomy
the variation of sunspots, prominences, flares, and other solar activity through an 11-year cycle. Also called
so
′
lar activ
′
ity cy′cle.
Cf.
sunspot cycle.
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rostral
rostral column
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rosy
rosy finch
rosy pastor
roszak
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rot
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更新时间:2026/8/19 18:54:25