Pollution is just one of the disadvantages of living in the town.

　　污染只是生活在城里的不利條件之一。

　　The EU has set strict limits on levels of pollution.

　　歐盟對污染程度作了嚴格的限制。

　　We need more laws to stop pollution.

　　我們需要制定更多法律來防止污染。

　　The new government has yet to grapple with the problem of air pollution.

　　新政府還需盡力解決空氣污染問題。

　　The EU has set strict limits on pollution levels.

　　歐盟對污染程度訂下了嚴格的限制。