Today more than 4,000 different minerals can be found on Earth. When the planet began to be formed, however, few existed.
地球上目前已发现的矿物超过4000种，然而地球形成之初的矿物种类却寥寥无几。
Today more than 4, 000 different minerals can be found on Earth. When the planet began to be formed, however, few existed.
地球上目前已发现的矿物超过4000种，然而地球形成之初的矿物种类却寥寥无几。
The exercises for today, which should be done about three or four times for not more than a minute or so at most each time, are to be practiced in a somewhat different way from the preceding ones.
今天的观念需要练习三、四次，每次最多不超过一分钟，练习的方式亦与先前有所不同。
Bridgewater today is, except for the philosophy, very different than it was a few years ago and will be like a few years from now.
布里奇沃特今天，除了哲学，非常不同的是比几年前就会像从现在开始几年。
Bridgewater today is, except for the philosophy, very different than it was a few years ago and will be like a few years from now.
布里奇沃特今天，除了哲学，非常不同的是比几年前就会像从现在开始几年。
应用推荐