The third measure of the sun's decline is in its outer atmosphere, the corona.

太阳衰落的标准就是其外层的气体日冕。

Imagine that millions of years ago, a comet sailed through the outer atmosphere of Earth.

想象一下，数百万年前，一颗彗星擦过地球大气层。

He posted a picture of Earth’s outer atmosphere and wrote, “I will certainly miss this view! ”

他发表了一张地球外层大气的图片并写道，“我会怀念这一幕的！”

Much of the violence in the Sun erupts here, in the hellish outer atmosphere known as the corona.

太阳很多剧烈的喷发发生在这里，就是被称为日冕的地狱般的外部大气层。

This couldn't have been reflected sunlight because it was a wavelength that never escapes the Sun's outer atmosphere.

但这肯定不是被反射的太阳光，因为这种波长不会逃出太阳的外部大气层。

Sputnik 2 continued to orbit for five months and then burned up in the outer atmosphere in April 1958.

斯普特尼克2号继续在轨道上运行了5个月，于1958年4月在外层大气中烧毁。

While the surface is around 10,000 degrees Fahrenheit, the corona, the Sun's outer atmosphere, is several hundred times hotter.

虽然太阳表面的温度约为 10，000 华氏度，但日冕，即太阳的外层大气，要高出几百倍。

Together these make up the sun’s outer atmosphere, and a total solar eclipse is the only occasion you have to lay eyes on it.

这些共同构成了太阳的外层大气，而日全食是唯一你必须关注它的场合。