经久 jīngjiǔ to undergo a long time Origin Definitions Defs Strokes Stroke Words Sentences Sents 经久不息 jīngjiǔbùxī prolonged (idiom) continuing for a long time without stopping; used typically to describe applause or cheering经久不衰 jīngjiǔbùshuāi unfailing durable; never-ending; standing the test of time