The holes appear darker than other parts of the sun, but there's a reason for that.

日冕显的比太阳的其他部分暗淡，但那是有原因的。

youdao

These early ancestors of modern Eurasians disperse into parts of the world that had more seasonal sunshine and much lower levels of sun radiation.

这些现代欧亚混血儿的早期祖先分散到世界各地，那里有更多的季节性日照和更低水平的太阳辐射。

youdao

As indicated in the Sun Solaris 10 documentation (see Resources), Solaris 10 includes all parts of the SEAM product, so there is no longer a need for SEAM.

正如Sun Solaris 10的文档(请参见参考资料部分)中说明的，Solaris 10中包含了SEAM产品的所有组成部分，所以不再需要使用SEAM。

youdao

Then I road-tripped through some of the most remote parts of Iceland under the midnight summer sun.

BBC: How I quit my job to travel: The blogger

Earth's thermosphere is one of the least explored parts of the atmosphere, but it is important because "the thermosphere is where the sun first interacts with our atmosphere, " said James Russell III of Hampton University in Hampton, Va.

MSN: Earth's upper atmosphere cooling dramatically

Mercury is the closest planet to the Sun, and parts of its surface can reach temperatures of 800 degrees Fahrenheit.

FORBES: NASA Has Discovered Water Ice On Mercury