It is an axiomatic fact that governments rise and fall on the state of the economy.经济状况决定政府的兴衰成败，这是不言自明的事实。His speech was just a collection of cliches and truisms.他的演说就是一堆陈词滥调和不言自明的话。It seems axiomatic that everyone would benefit from a better scientific education.更好的科学教育会使每个人受益，这似乎是不言自明的。