rowing levels of pollution represent a serious health hazard to the local population.

　　日益嚴(yán)重的污染對(duì)當(dāng)?shù)厝嗣竦慕】禈?gòu)成了重大威脅。

　　The EU has issued a new set of directives on pollution.

　　歐盟發(fā)布了一系列關(guān)于污染的新指令。

　　We are taking steps to prevent pollution.

　　我們正在采取措施防止污染。

　　Cases of breathing difficulties increase in lockstep with air pollution.

　　呼吸困難的病例隨空氣污染的加劇而增加。

　　Air pollution has risen above an acceptable level.

　　空氣污染已經(jīng)超標(biāo)。

　　When it comes to pollution, the chemical industry is a major offender.

　　談到環(huán)境污染問(wèn)題，化工產(chǎn)業(yè)是一大禍害。