adj.難使無效的；不能廢棄的

I have K of p when p is a true belief, and I have good, though not necessarily indefeasible, evidence for p. 強(qiáng)證明可能達(dá)到嗎？如果不能，這是否是懷疑論的論證？

Any law that violates the indefeasible rights of man is essentially unjust and tyrannical. 凡違反基本人權(quán)的法律都是無理和專制的.

It has resolved personal worth into exchange value, and in place of the numberless indefeasible chartered freedoms, has set up that single, unconscionable freedom -- Free Trade. 它把人的尊嚴(yán)變成了交換價值，用一種沒有良心的貿(mào)易自由代替了無數(shù)特許的和自力掙得的自由。

Indefeasible Right of Use Agreement 不可撤銷使用權(quán)協(xié)議

an indefeasible claim; indefeasible rights. 一項不能取消的聲明；不能廢除的權(quán)利