who's who名詞KK [huz hu] /huz hu/發音名詞1名人錄、名人名錄常大寫He was listed in Who's Who after winning the prize.他獲獎後被列入名人錄。2名流榜、精英薈萃The opening night was a who's who of the art world.首演之夜藝術界名流雲集。片語1誰是誰、各人身份It took me months to figure out who's who in this office.我花了好幾個月才搞清楚這間辦公室裡誰是誰。