| 例句 |
pro bonoadjective lawinvolving or doing legal work at no cost to the clientpro bono work a pro bono case nominalcomplimentary, costless, free, gratis, gratuitousbestowed, donated, givendiscretionary, freewill, optional, voluntaryhonorary, uncompensated, unpaid paidcostly, dear, expensive, high in 1966 |