a clean bill of health a report that says you are healthy or that a machine or building is safe健康状况良好证明书; 机器（建筑物）状况良好证明:•Inspectors gave the factory a clean bill of health .检查员证实该工厂状况良好。a clean bill of ˈhealtha report that says sb is healthy or that sth is in good condition健康证明；合格证明 |