... man made geologic hazard 人为地质灾害 man made pollution 人为污染 man made pollution sources 人为污染源 ...
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man made pollution sources 人为污染源
man-made pollution [环境] 人为污染
man-made pollution source [环境] 人为污染源
man-made pollution test 人工污秽试验
man made air pollution 人为空气污染
So it has to be a man-made disease, down to pollution and changes to our diet and lifestyle" caused particular consternation.
因此，癌症是一种人造疾病，其原因是环境污染以及我们的饮食习惯和生活方式发生了变化。
Light pollution is a problem that has been accompanying man ever since he started his first fire some 15, 000 years ago, and technology has only made it worse.
自大约1.5万年前人类生起第一堆火起，光污染问题就一直伴随着人类，科学技术只是令这一问题更加严重而已。
Light pollution is a problem that has been accompanying man ever since he started his first fire some 15,000 years ago, and technology has only made it worse.
自大约1.5万年前人类生起第一堆火起，光污染问题就一直伴随着人类，科学技术只是令这一问题更加严重而已。
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