基本解释费用效果比英汉例句双语例句But the cost-effectiveness ratios of bicyclol is superior to that of lamivudine.双环醇治疗慢乙肝的成本-效益比优于拉米夫定。cost-effectiveness ratio更多例句词组短语短语Incremental cost -effectiveness ratios 增量成本效益;使用增量成本效益cost-effectiveness ratio更多词组