Scientists and public health leaders pushed school districts to use federal pandemic emergency money for ventilation systems.

科学家和公共卫生领导人敦促学区将联邦疫情应急资金用于通风系统。

Since Covid, the federal government is giving out more than $100 billion of emergency money to hospitals, nursing homes, long-term-care facilities.

自 Covid 以来，联邦政府向医院、疗养院和长期护理机构提供了超过 1000 亿美元的紧急资金。