千禧年目标要求享受不到安全饮用水和基本卫生设施的人数比例到2015年在2000年的基础上减少一半。
The MDG targets call forthe proportion of people without sustainable access to safe drinking water andbasic sanitation to be halved by 2015 from levels in 2000.
在干旱地区，湿地则提供了循环用水的方法，减少用水需求，特别是饮用水的需求。
In drought inflicted areas, wetlands provide a method of water reuse, which reduces water demand, especially for potable water.
在发生污染事故时，可以提前部署各项应急工作，有效地减少了饮用水源污染的危害。
When pollution event occurs, the system can deploy emergency work in advance, effectively reduce the risk of drinking water pollution.
我们的饿饮用水在不断减少。
老鼠以及与该疾病相当的啮齿类动物，在科学家们向牠们掺入含有咖啡因的标准饮用水之后，在牠们的大脑中显示出淀粉样蛋白质水平50%的减少。
Mice with a rodent equivalent of the disease showed a 50% reduction in levels of amyloid protein in their brains after scientists spiked their drinking water with caffeine.
老鼠以及与该疾病相当的啮齿类动物，在科学家们向牠们掺入含有咖啡因的标准饮用水之后，在牠们的大脑中显示出淀粉样蛋白质水平50%的减少。
Mice with a rodent equivalent of the disease showed a 50% reduction in levels of amyloid protein in their brains after scientists spiked their drinking water with caffeine.
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