根本性的英文：
ultimacy

A radical flaw in a plan
计划的根本性缺陷

God and man are divided by a fundamental abyss.
上帝与人类之间隔有一条根本性的鸿沟。

Inherent in all these questions is the underlying issue of legitimacy and acceptability.
所有这些问题背后有一个根本性的有争议的问题，即合法性和可接受性的问题。

A trial that becomes invalid because of basic prejudicial error in procedure.
无效审判由于审判过程中根本性的偏见性错误而变得无效的审判

As the preeminent military and economic power in the world, the United States faced a fundamental choice
美国作为世界上超群的军事和经济强国，面临着根本性的选择。

The prevalence of these problems points to fundamental issues beyond a specific industry or short-term period.
上述低迷状况如此普遍，说明出现了一些根本性的问题，这些问题不仅限于某个行业、也不仅是短期内存在。