Star
恒星
If you look up at the night sky, you can see plenty of stars.
你若抬头仰望夜空,就能看到很多的恒星。
Stars are large balls of burning gas in space.
恒星其实是太空中燃烧的大气球。
![Star Star](http://pic.kekenet.com/2017/0511/75321494486088.jpg)
Don't you wonder how hot those stars are?
你难道不好奇那些恒星有多热么?
Some stars are very hot, and some stars are cool.
有的恒星是炽热的,有的恒星却是阴凉的。
Believe it or not, a blue or white star is hotter than a red or yellow star.
信不信由你:蓝色或白色的恒星比红色或黄色的恒星更热。