untreated

1. ADJ If an injury or illness is left untreated, it is not given medical treatment. 未經治療的

If left untreated, the condition may become chronic. 如果得不到治療，此病可能會轉成慢性。

2. ADJ Untreated materials, water, or chemicals are harmful and have not been made safe. 未經処理的 (有害的材料、水或化學品)

...the dumping of nuclear waste and untreated sewage. …核廢料和未經処理的汙水的傾倒。

3. ADJ Untreated materials are in their natural or original state, often before being prepared for use in a particular process. 未經加工的

All the bedding is made of simple, untreated cotton. 所有的牀上用品都是由未經加工的普通棉佈制成的。