相关单词近义词 profitable 有益的, productive 生产的, advantageous 有利的, beneficial 有利的, favorable 有利的, valuable 贵重的, fruitful 多产的, paid 已付钱的, lucrative 合算的, rewarding 有报酬的, useful 有用的, remunerative 有报酬的, paying 支付的反义词gainless, 无利可图的临近词gains, gain, Gain generator, gaining stream, gain in weight, gainband merit, gain one's end, gain switching, gain one's way, gain-boosted, gain waveguide, gain crossover相似词gaily, gain, gain on sb/sth, gainer, gainsay, gait, gaiters, gal, 返回 gainful