用“sunspots”造句大全，sunspots造句

The sun continued to languish until mid-December, when the largest group of sunspots to emerge for several years appeared.

However, there is also evidence that the sun is inexorably losing its ability to produce sunspots (see "the sunspot forecast").

Other nasty effects: wrinkled and leathery skin, brown sunspots, and cataracts.

The bright glowing gas flowing around the sunspots has a temperature of over one million degrees Celsius.

But why emerging sunspots should reveal themselves clearly at one depth but not at others is a mystery.