untreated water的用法和樣例：
例句
- An experimental study on the soybean hull modification and the process of treating water with the modified soybean hull was carried out.
對大豆皮的改性方法及其處理水的過程進行了實驗研究。 - To make water use more efficient, says Koichiro Matsuura, the head of UNESCO, the main UN agency dealing with water, will require fundamental changes of behaviour.
處理水問題的主要聯合國機構聯合國教科文組織總幹事松浦晃一郎說，要想更高效利用水資源，就需要我們在行為上做出徹底改變。
