untreated

adj.未经处理的；未经治疗的；未加工的

During emergencies, people may use untreated water for laundry or bathing. 在紧急情况期间,民众可使用未经处理的水洗衣和洗澡。

Runoff of untreated livestock waste adds to pollution in rivers and lakes. 未经处理的家畜排泄物流入河流及湖泊，加重了对它们的污染。

If untreated, the illness can become severe. 若不加以治疗，病情就可能会变得很严重。

Meanwhile the untreated tumor is still growing. 这时未经治疗的肿瘤还继续生长。

Do not apply to untreated wooden surfaces. 不可直接用于未经处理的木质表面。