when one drinks water , one must not forget where it comes from
饮水───drinking water;思源───think of source
drinking water has become contaminated with lead.───饮用水被铅污染了。
All drinking water must be filtered.───所有饮用水必须经过过滤。
Since 1908, chlorine has been added to drinking water.───自从1908年起，氯就被添加到饮用水当中了。
He said that the sewage from so much development would poison the local groundwater - and Chelmsford's wells, the town's drinking water.───他说，如此大规模的开发所排放的污水会污染地下水--还有切姆斯福的水井，即这个城市的饮用水。
"Ensuring supply of food and safe drinking water and trying to restore good sanitation are critical. "───“保障食品和安全饮用水的供应、尝试恢复良好的卫生条件，这些至关重要。”
The provincial environmental protection bureau said the algae boom has so far not affected drinking water supplies.───环保厅表示，蓝藻的大量集聚对居民饮用水暂时未造成影响。
We distilled the salt water and made it into drinking water.