HEFCOCA¹⁰¹⁵³⁴ 基本例句 =High-Energy Forming 高能成形¹⁰⁰ Health equity funds HEF emerged in Cambodia as a strategic purchasing mechanism used to fund exemptions and reduce the burden of health-care costs on people on very low incomes. 为了给极低收入人群的免税提供资助并减轻他们的医疗费用负担，柬埔寨推出了一项战略购买机制，即医疗公平基金。 who