便当非常实惠：与餐厅的食物比起来，不仅健康，而且还便宜。
Bentos are not only healthier than food in restaurants, they are cheaper.
结论国产酒石酸美托洛尔治疗CHF患者不但疗效可靠，而且还相对经济实惠。
Conclusion Domestic Metoprolol Tartaric Acid in treatment of CHF has good efficacy and can be affordable.
铁路官员还表示，设置豪华车厢的计划已经放弃，他们将致力于提供更实惠的服务。
Rail officials also said they had scrapped plans for luxury compartments and would offer cheaper classes of service.
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