VOA慢速英语:Study Finds Improved Way to Treat COPD

1.Doctors say that over time the damage interferes with the natural exchange of oxygen and carbon dioxide in the lungs.

interfere with干预, 阻挠, 妨碍, 阻止

例句：That interferes with my plan.
       那干扰了我的计划。

      The noise interferes with my work.
      这噪音妨碍我的工作。

2.Now, a study shows that low doses of the medicine given by mouth are equal to, or better than, a heavy dose administered into the blood.

be equal to与…相等,等于…;胜任…

例句：Males and females are equal in their right to inheritance.
      继承权男女平等。

3.He stopped smoking more than ten years ago. He also persuaded his son to stop.

stop doing  stop to do

stop to do　停止，中断做某事后去做另一件事。

　　stop doing　停止做某事。

　　They stop to smoke a cigarette.　 他们停下来，抽了根烟。

　　I must stop smoking..　 我必须戒烟了。