The temperature variations during a year have maxima at the poles, where the annual variation of the inflow of solar energy is also maximum.
两极地区一年温度变化极大，太阳能入射量的年变幅也极大。
The risk is greatest during a solar maximum when there is the greatest number of sunspots.
最大的风险是在太阳系最大时有最大的太阳黑子数。
The risk is greatest during a solar maximum when there is the greatest number of sunspots.
最大的风险是在太阳系最大时有最大的太阳黑子数。
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