... 气象卫星 weather satellite 三合星triple star system 寿星 god of longevity ...
双语例句
1
It is actually a triple-starsystem about 500 light-years away.
天蝎座pi是一个三星系统，距地球500光年。
2
The triple-starsystem is known as HD 188753.
这个三星系统被称为HD188753。
3
That's roughly 82 times the average distance from the Earth to the sun - and, according to the astronomers behind the discovery, the widest orbit ever seen for a planet in a triple-starsystem.