BEworking in a job where you cannot use all your skills or where there is not enough work for you to do 大材小用的,未能人尽其才的;就业不足的 → unemployed
Examples from the Corpus
underemployed• Although he might well spend his days in one place, obsessively devoted to music-making, he would always be morally underemployed.• Those economies which have successfully switchedunderemployed agricultural labour into manufacturing and service activities have generally achievedsignificant real economicgrowth rates.• Its wealth was largely non-industrial and it contained an enormouspool of underemployed and unemployed people.• This may mean that some workers are unemployed or that all workers are underemployed, or a combination of both.