axiom

名词 axiom:

1. a saying that is widely accepted on its own merits
   同义词：maxim
2. (logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident

ax.i.om

n.（名词）
A self-evident or universally recognized truth; a maxim:
公理，自明之理：不言而喻的或普遍被认定的真理；格言，规则：
例句：
.It is an economic axiom as old as the hills that goods and services can be paid for only with goods and services.(Albert Jay Nock)
.只有用商品和服务才能换来商品和服务，这是和山一样古老的经济原理.(艾伯特·杰·诺克)

An established rule, principle, or law.
公理，原理，原则：建立起来的规则、原理、或法律
Abbr. ax.A self-evident principle or one that is accepted as true without proof as the basis for argument; a postulate.
缩写 ax.格言：不言而喻的原理或能作为真理被接受的规律，无须作为争论依据加以证明；基本原理

来源：
Middle English
中古英语
from Old French axiome
源自 古法语 axiome
from Latin axiôma axiômat-
源自 拉丁语 axiôma axiômat-
from Greek
源自 希腊语
from axios [worthy] * see ag-
源自 axios [有价值的，值得的] *参见 ag-