n. 公正, 正当, 正确

Justness \Just"ness\, n.
The quality of being just; conformity to truth, propriety,
accuracy, exactness, and the like; justice; reasonableness;
fairness; equity; as, justness of proportions; the justness
of a description or representation; the justness of a cause.

In value the satisfaction I had in seeing it
represented with all the justness and gracefulness of
action. --Dryden.

Note: Justness is properly applied to things, and justice to
persons; but the distinction is not always observed.

Syn: Accuracy; exactness; correctness; propriety; fitness;
reasonableness; equity; uprightness; justice.