1.
"Clean:Free from dirt, stain, or impurities; unsoiled."
干净的:无灰尘、污迹或杂质的;未污染的.
2.
It allows women to collect fresh and unpolluted water on their doorsteps rather than being forced to trek many frustrating miles.
使妇女可在家门口收集新鲜、未污染的水，而不必跋涉许多里路。
3.
Compared with the previous year, the order of the pollution level remained same and the pollution extent is quite close.
与上年相比，污染轻重顺序未变，污染程度相近。
4.
The townspeople defiled the river by emptying raw sewage into it.
市民把未处理的污水倒入河中使河水污染。
5.
They always enter fresh, uncontaminated solutions and wash tanks.
它们都能使用新鲜的未经污染的溶液和水洗盆。
6.
All pollution is simply an unused resource.
所有的污染只不过是一种未被利用的资源。
7.
Having not equipped and used pollution prevention facilities, equipment and fittings as required, and thus causing environment pollution;
未按规定要求配备和使用防污设施、设备和器材，造成环境污染的；
8.
Lakes and rivers that are heavily polluted with organic material are liable to contain less dissolved oxygen than does nonpolluted water.
受到有机物严重污染的湖泊和河流，比起未受污染的水来说，其中的溶解氧通常要少一些。
9.
While decontamination has been reviewed by several working Groups, the problems relating to the prevention of contamination of rinse water and its monitoring procedures have not been previously addressed.
很多工作组审议过去污染操作，却未曾提及存在于漂洗用水污染预防及其监测程序的有关问题。
10.
So far not a single environmental pollution accident has occurred in Tibet, and no acid rain has fallen in the Region, let alone any man-made radiation pollution.
西藏迄今未发生过一起环境污染事件，没有酸雨，更不存在任何人为放射性污染。
11.
antipollution vessel
反污染船污染清除船
12.
air pollution; airborne pollution; air pollution
空气污染(大气污染)
13.
"Dysentery is spread in food or water contaminated by feces, often by infected individuals with unwashed hands."
受染者的粪便可污染食物或水,因此常经由受染者未洗手即处理食品而传播。
14.
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。
15.
Reduces air pollution by minimizing the discharge of unburned hydrocarbon .
将未燃烧的碳氢化合物含量降至最低，减少了空气污染。
16.
With almost no heavy industry on South Island, the air, water, and land are all free of pollution.
南岛上几乎没有重工业，空气、水和土地全都未受污染。
17.
I don't want it contaminated by the mistakes and errors with which history is filled.
我不希望未来被那些充斥在历史中的错误所污染。
18.
Our minds were less crowded with different imposed values then, there was more room for imagination.
在我们脑海未被不同价值观污染时，我们有多一些空间给想像力。