the periodicity of the sunspot cycle.
太陽黑子的週期性。
Sunspots increase and decrease in intensity in an 11-year cycle.
太陽黑子以十一年爲一個週期增強和減弱
Scientists study sunspots to understand solar activity.
科學家研究太陽黑子以瞭解太陽活動。
Sunspots can affect the Earth's climate.
太陽黑子可以影響地球的氣候。
The number of sunspots varies in an 11-year cycle.
太陽黑子的數量在一個11年週期內變化。
Solar flares often originate from sunspots.
太陽耀斑通常起源於太陽黑子。
Astronomers use telescopes to observe sunspots.
天文學家使用望遠鏡觀察太陽黑子。
Sunspots are areas of reduced temperature on the sun's surface.
太陽黑子是太陽表面溫度較低的區域。
The presence of sunspots can indicate increased solar activity.
太陽黑子的存在可以表明太陽活動增加。
Sunspots are cooler and darker than the surrounding areas on the sun.
太陽黑子比太陽周圍區域更涼爽和更暗。
Solar astronomers track the movement of sunspots across the sun's surface.
太陽天文學家追蹤太陽黑子在太陽表面上的運動。
Sunspots can cause disruptions in radio communications on Earth.
太陽黑子可以導致地球上的無線電通信中斷。
the periodicity of the sunspot cycle.
太陽黑子的週期性。
Sunspots increase and decrease in intensity in an 11-year cycle.
太陽黑子以十一年爲一個週期增強和減弱
Scientists study sunspots to understand solar activity.
科學家研究太陽黑子以瞭解太陽活動。
Sunspots can affect the Earth's climate.
太陽黑子可以影響地球的氣候。
The number of sunspots varies in an 11-year cycle.
太陽黑子的數量在一個11年週期內變化。
Solar flares often originate from sunspots.
太陽耀斑通常起源於太陽黑子。
Astronomers use telescopes to observe sunspots.
天文學家使用望遠鏡觀察太陽黑子。
Sunspots are areas of reduced temperature on the sun's surface.
太陽黑子是太陽表面溫度較低的區域。
The presence of sunspots can indicate increased solar activity.
太陽黑子的存在可以表明太陽活動增加。
Sunspots are cooler and darker than the surrounding areas on the sun.
太陽黑子比太陽周圍區域更涼爽和更暗。
Solar astronomers track the movement of sunspots across the sun's surface.
太陽天文學家追蹤太陽黑子在太陽表面上的運動。
Sunspots can cause disruptions in radio communications on Earth.
太陽黑子可以導致地球上的無線電通信中斷。
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