电池回收利用是新能源产业可持续发展的关键环节。
人人都是艺术家。
The iron rule of nature is: You get what you reward for.If you want ants to come, you put sugar on the floor.
如果你一直做你一直在做的事,你将一直得到你一直得到的东西。
Collaboration in mathematics is essential; no one can solve all the problems alone.
殖民地是一个新人类计划将被测试的地方,在那里一个无国界、无种族、无国家和无阶级世界的梦想将被实现。