adj.不減的；未衰落的；沒有降低的

They continued with undiminished enthusiasm. 他們熱情依舊地繼續(xù)著。

Of course,at least for now,Anna's beauty is hers to keep,unthreatened,undiminished. 當(dāng)然，至少在目前，安娜的美麗依舊，還沒有受到威脅，還沒有褪色。

The tempest still raged with undiminished fury; 這時,暴風(fēng)雨仍像一匹脫韁的野馬,兇狂到了無以復(fù)加的程度。