鱼目混珠

to pass off fish eyes for pearls / to pass off fake products as genuine (idiom)

confused / dirty / to mix / muddy / variant of 渾|浑[hun2]

to mix / to mingle / muddled / to drift along / to muddle along / to pass for / to get along with sb / thoughtless / reckless

surname Yu

fish / CL:條|条[tiao2],尾[wei3]

eye / (literary) to look; to regard / eye (of a net); mesh / mesh size; grit size (abbr. for 目數|目数[mu4 shu4]) / item; section / list; catalogue / (taxonomy) order / name; title

bead / pearl / CL:粒[li4],顆|颗[ke1]