To use health as the lever for making this world a better place for all of humanity.
利用卫生问题作为一种手段,使这个世界成为所有人类更美好的地方。
If the term race has any useful scientific meaning, then Africa, the continent where modern humanity began, is the most racially diverse place on the planet.
如果“种族”这个术语有任何科学意义的话,那么作为现代人类起源地的非洲就会是世界上拥有最多种族的地方。
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