The solving of loss of moral behavior of Internet depends on not only the purifyof the social environment but also improving of the quality of the media.
网络道德行为失范的解决不仅要靠社会大环境的净化，还有赖于全民的传媒素养的提高。
2
One tablet will purify a litre of water.
一丸即可净化一升水。
《牛津词典》
3
Figure 4 shows a sample Purify window with all of these watch point errors.