I did drink a lot of coffee when I was younger, But I have noticed the health benefits since I quit.
我在年轻时确实喝过很多咖啡,但我发觉戒了咖啡后身体健康多了。
So the number of stars that we know exist is now estimated at about 300 million million million.
因此,我们所知道的现有恒星数目估计约有30亿×1000亿颗。