Unflagging

[ʌn'flægɪŋ] or [ʌn'flægɪŋli]

同义词及近义词：

a. Untiring, unremitting, unwearied, indefatigable, persevering, undrooping, never-tiring.

柏格编辑

解释:

adj. not flagging or drooping: maintaining strength or spirit.

汉克整理