| 释义 |
sunspot number
基本例句
黑子数
An increase in the number of sun flares leads to an increase in the number of sunspots, and a decrease in the number of sun flares leads to a decrease in the number of sunspots.太阳闪烁次数增加导致太阳〈黑子数〉增加，太阳闪烁次数减少导致太阳〈黑子数〉的减少。
An increase in the number of sun flares leads to an increase in the number of sunspots, and a decrease in the number of sun flares leads to a decrease in the number of sunspots.太阳闪烁次数增加导致太阳〈黑子数〉增加，太阳闪烁次数减少导致太阳〈黑子数〉的减少。 |