adv.許可地；自由地

First, the court interpreted the Clean Air Act permissively: the EPA's mandate to regulate emissions that "will endanger" public health was satisfied if the agency showed a significant risk of harm, not necessarily proof of actual harm. 首先，法院很寬容地解釋了《空氣潔凈法》：如果環(huán)境保護署可證明存在很大的"將危害"公眾健康的危險，其調(diào)整鉛添加劑的揮發(fā)的命令即符合有關(guān)要求，而不必證明實際上的危害。