短語(yǔ)詞組短語(yǔ)marginal l returns 邊際回報(bào)marginal effect returns 邊際利潤(rùn)diminsihing marginal returns 邊際報(bào)酬遞減規(guī)律marginal returns x 邊際回報(bào)diminishing marginal returns 邊際收益遞減;邊際報(bào)酬遞減equi -marginal returns 翻譯;平衡邊際收益率英語(yǔ)diminishing of marginal returns 收益遞減marginal returns to capital 邊際資本收益;邊際資本報(bào)酬 返回 marginal returns