1·Medicare could save hundreds of millions of dollars a year if everyone used the cheaper drug, Avastin, instead of the costlier one, Lucentis.
如果每个人都使用更便宜的药物安维汀，而不是更昂贵的雷珠单抗，那么医疗保障每年就可以节省数亿美元。
2·The report says that means greater demand for raw materials, including wheat, soy, palm oil and corn, which means costlier food.
报告说，这意味着对包括小麦、大豆、棕榈油和玉米在内的原材料的需求增加，同时也意味着粮食价格更加昂贵。
3·The transition to a new equilibrium is proving costlier, more prolonged and much more painful than anyone had expected.
向新的平衡转换的过程比任何人能预期到的而且正在被证明是昂贵的，更长期的，更痛苦的。
4·Marketing bonds to thousands of individuals instead of a handful of institutions is costlier.
相对少数机构投资者而言，针对成千上万个人投资者债券销售是昂贵的。
5·But the costlier Edge configuration I tested had a larger battery than the base unit, so would likely last only two-thirds as long.
不过我测试的Edge配置更昂贵，比基本款电池要大，所以基本款的续航时间可能只有我所测试的三分之二。