隻眼獨具

see 獨具隻眼|独具只眼[du2 ju4 zhi1 yan3]

classifier for birds and certain animals, one of a pair, some utensils, vessels etc

eye / small hole / crux (of a matter) / CL:隻|只[zhi1],雙|双[shuang1] / classifier for big hollow things (wells, stoves, pots etc)

alone / independent / single / sole / only

to have unique (talent, insight etc)

tool / device / utensil / equipment / instrument / talent / ability / to possess / to have / to provide / to furnish / to state / classifier for devices, coffins, dead bodies