first principle

基本解释

The first principle of the Zhuhai Declaration—the recognition of interdependence—reinforces the need to work in global harmony.
《珠海宣言》的第一条原则就是承认相互依存，重申了全球和谐与合作的必要性。
The fail-first principle [1] is a time-honored heuristic to improve the performance of problem resolution that involves some amount of decision making.
先失败原则 [1] 是一个确立已久的探试方法，用于提高涉及一些决策制定的问题解决方案的性能。
China says the “first principle” of its development assistance is “equality and mutual benefit in providing aid”. In practice, though, the real differences with the West lie elsewhere.
中国称其发展援助的第一原则就是“提供援助时的公平互利”.实际上，与西方的真真不同在表现其他方面。

If not, if they were entitled to whatever it was that enabled them to gather the wealth, the first principle is matched.
如果不是偷来的，如果他们,有权享有那些生产资料，那就算符合第一条原则。
耶鲁公开课 - 公正课程节选
You need to pin down an object of study, a first principle from which other principles can emerge, and part of the process is to say, "Hey, it's not literature we're talking about.
首要原则是，需要锁定要谈论，即学习的目标，可是，谁知道什么是文学。
耶鲁公开课 - 文学理论导论课程节选
The first one is the Pauli Exclusion Principle which was enunciated by Wolfgang Pauli.
第一部分是泡利不相容原则,由沃尔夫冈，泡利做了详尽阐释。
麻省理工公开课 - 固态化学导论课程节选

From the looks of it ECRI takes the first principle component of these four variables and then charts the first time derivative.
FORBES: On Lakshum Achuthan and ECRI: This is Becoming Embarrassing for Everyone

one of the fundamental assumptions on which a particular theory or procedure is thought to be based

第一原理
The parameters of this potential function were fitted by the energy face of the material system calculated from first principle simulation.
势函数参数通过拟合第一原理势能曲面来获得。
机械工程
第一原理