well-founded

['wel'faundid]

adj. 有根据的, 有理由的, 有事实为依据

例句与用法：

The cat looked very sleek and well fed.

这只猫毛很光滑，看来喂得很好。

详细释义：

a.

有充分根据的; 理由充足的

Their complaints are well-founded.

他们的抱怨是有理由的。