Obviously, global variables could do the same job, but they cause the familiar problems with pollution of the global namespace, and allow mistakes due to non-locality.
显而易见，全局变量可以做同样的工作，但它们带来了大家熟知的全局性名称空间污染的问题，并会因非局部性而引起错误。
The potential ecological benefits of bioluminescence do not end with detecting pollution.
荧光的潜在生态效益并不局限于检测污染。
The environmental pollution caused by dust particles, especially the dust accompanied with the production and operation in industrial and mining enterprises do severe harm to the health of human body.
粉尘对环境的污染，特别是工矿企业许多生产岗位在生产过程中产生的粉尘对人体健康造成的危害十分严重。
That has nothing to do with the question of pollution.
那跟污染问题毫不相干。
Many cities have problems with air pollution and smog. What can big cities do to regulate the amount of air pollution and smog generated by cars and factories?
许多城市面临着空气污染和烟雾的问题，这些大城市能够在控制空气污染，汽车和工厂产生的烟雾的问题上做些什么呢？
Since the device is sealed in the constant pressure water supply, Entirely keep the water quality sanitation tagging, Because do not contact with air, Avoid secondary pollution and vandalism.
由于该设备是密闭的恒压供水，完全保持了水源的水质卫生标注，由于不与空气接触，避免二次污染和人为破坏。
Global warming has a lot to do with air pollution.
全球变暖与空气污染有很大关系。
We must keep on fighting until we find ways to protect the environment from being polluted, and do away with pollution.
我们要坚持斗争，直到我们找到解决环境污染的办法。
We do not have to put up with pollution.
我们不必去忍受污染。
We do not have to put up with pollution.
我们不必去忍受污染。
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