落伍 luòwǔ fall behind Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: outdated All meanings 2 luòwǔ 2 fall behind 1outdated 1 1 sentence for 落伍 (luòwǔ — outdated) 如果不学习新知识,很快就会落伍。 rúguǒ bù xuéxí xīn zhīshi, hěn kuài jiù huì luòwǔ. If you don't learn new things, you will soon fall behind the times. Source: Dong Chinese Dictionary