美国肺脏协会（ALA）已经发布了对抗感冒和流感的新指南，其重要意义之一是能够快速地将两者区分开来。
The American Lung Association (ALA) has issued new guidelines on combating colds and the flu, and one of the keys is being able to quickly tell the two apart.
虽然现在的情况不像以前那么糟糕，但是根据美国肺脏协会的数据，洛杉矶仍然是美国污染物水平最高的城市。
Things are not as bad as they once were but, according to the American Lung Association, Los Angeles is still the worst city in the United States for levels of pollutants.
美国肺脏协会指出，判断婴儿和学龄前儿童何时会患流感可能尤其困难。
The ALA notes that it may be particularly difficult to tell when infants and preschool age children have the flu.
来自美国肺脏协会的数字表明，吸烟者戒烟一年内，复发率高达90%。
Figures from the American Lung Association suggest that relapse rates among smokers are as high as 90 per cent within a year of quitting.
根据美国肺脏协会，35%的美国儿童的家庭中有人经常吸烟。
According to the American Lung Association, 35 percent of American children live in homes where regular smoking occurs.
美国肺脏协会声称这次研究结果表明需要立刻清理老化的电力工厂。
The American Lung Association says the latest findings show the urgent need to clean up aging power factories.
美国肺脏协会声称这次研究结果表明需要立刻清理老化的电力工厂。
The American Lung Association says the latest findings show the urgent need to clean up aging power factories.
应用推荐