发布时间: 2017年05月04日
release[释放/发射]
-eg: Air pollution is caused by the release of chemicals and particles into the atmosphere.;
emission[排放/发出]
[拓]emission reduction减排
-eg: The restriction of the number of cars can reduce greenhouse gas emission to a large extent.
编辑推荐:
下一篇: 如何培养雅思听力好习惯 - 雅思听力
免费资料下载排行