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有人今天坐在树荫下,因为他很久以前种了一棵树。
解释:众人的愤怒不可触犯,个人专权的欲望难以成功。
可持续能源解决方案将定义21世纪。
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful, but most people will die tomorrow night.
Women in science don't need role models; we need equal opportunities.