| 例句 |
Questions about the meaning of life have always perplexed humankind.关于人生意义的问题一直困惑着人类。Some suppose humankind will go on living on earth would without end.一些人认为人类将一代代永远在地球上生活下去。In the interests of humankind we must stop destroying our planet.为了全人类的利益，我们必须停止破坏地球。The scientist made a great contribution to humankind.这位科学家为人类作出了一项伟大的贡献。How can this energy be harnessed effectively for the good of humankind?怎样才能有效利用这种能源为人类造福？ |