If so, it is hard to say what has helped: anti-pollution measures, algae barriers in the water or the deployment of algae-scooping teams.

如果是这样的话，到底有所改善的原因是什么还很难说，到底是抗污措施做得好呢，还是水里设了水藻障碍物，还是打捞水藻队伍的努力起了作用呢？

youdao

However, yet another study published this year suggests it is going away as anti-sulphur pollution-control measures kick in.

今年发表的另一份报告表示，在这些地区将采取反硫磺污染控制措施，那么，“阴霾散去，重见阳光”的日子就为期不远了。

youdao

China a must also toughen anti-pollution measures on industry and reduce its dependence on coal, which produces more than three-quarters of the country's electricity, the environment ministry said.

中国环保部门称，还必须加强工业反污染措施，并且减轻对煤炭的依赖性。煤炭生产供应了中国超过四分之三的电力。

youdao

Doubtless last week's scrapping of proposed anti-pollution measures will be portrayed as one of those.

BBC: Obama touts new stimulus

Experts are even demanding a ban on Chinese New Year fireworks next month if the Beijing government's new anti-pollution measures fail to take effect, The Beijing News reports.

BBC: China media: 'Unqualified' party members targeted

But lobbying often waters down even weak anti-pollution measures.

ECONOMIST: An encouraging appointment addresses an enduring problem