fruitlessness n.無傚無益.fruitlessly adv.徒勞地；無益地fruitless (adj.) fruitless adj. 不成功的，徒勞的；不結(jié)果實(shí)的fruitive adj.能産果實(shí)的；能享受的fruition tax [經(jīng)濟(jì)學(xué)]實(shí)勣稅fruition (n.) fruition n.取得成果；成就；實(shí)現(xiàn)；完成fruiting body fruiting adj.生成的fruitiness adj.果香的；(談話)下流的；(聲音)圓潤的；同性戀的fruitiest adj.果香的；(談話)下流的；(聲音)圓潤的；同性戀的fruitier adj.果香的；(談話)下流的；(聲音)圓潤的；同性戀的fruitfulness n. 豐收，豐碩；多實(shí)，肥沃fruitfully adv.産量多地；肥沃地；富有成果地fruitful (adj.) fruitful adj. 富有成傚的；多産的；果實(shí)結(jié)得多的fruitfly 果蠅fruitery n.果實(shí)；貯存水果的地方fruiteress 女水果商