| 单词 | solar cycle |
| 释义 | solar cyclenoun Astronomy.the variation of sunspots, prominences, flares, and other solar activity through an 11-year cycle. Also called solar activity cycle. Compare sunspot cycle. Words nearby solar cyclesolar cells, solar chariot, solar cheilitis, solar collector, solar constant, solar cycle, solar day, solar eclipse, solar elastosis, solar-electric propulsion, solar energy Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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