The most important political distinction among countries concerns not their form of government but their degree of government.
医学的未来不仅仅是治疗疾病,而是在疾病开始之前预防它。
可持续发展不再是可选项,而是我们对后代的责任。
你只需要写出一句真实的句子。写出你所知道的最真实的句子。