VOA慢速英语:Groups Press for US Ban on Antibiotics in Healthy Animals

短语讲解：

1. Antibiotics are used to cure bacterial infections.

be used to do被用来做…
例句：Platinum is used to make jewelry.
白金常常用来做珠宝饰物。

2. But the practice soon led to criticism.

lead to导致, 引起
例句：In given conditions, a bad thing can lead to good results.
在一定条件下, 一件坏事可以导致好的结果。

3. Today big livestock producers around the world use antibiotics for animal growth.

use for作…用
例句：We used the seal's fur for coats.
我们用海豹皮做大衣。

4. But in June of last year the FDA asked producers to stop the practice over time.

over time随着时间的过去,随着时间的推移
例句：Tastes in food also change over time.
人们的口味随时间而改变。

5. As far as we can tell, all they were trying to do was kindly ask the industry to make changes. 

as far as据…, 就…
例句：As far as I know, he will be away for three months.
据我所知, 他将离开三个月。

6. After thirty years, I think it is time for someone to put a little more pressure on them.

put on施加(压力等), 把…作为一种负担加在某人身上
例句：The rise in taxation will put pounds on the cost of living.
提高税收将使生活费用大大增加。

7. Supporters of low-level antibiotic use in animals say there is no solid evidence linking it to drug-resistant infections in humans.

link to与…连接; 联系
例句：Fingerprints linked the suspect to the crime.
指纹使嫌疑犯与犯罪联系起来。

8. They also say that in addition to increasing growth, the drugs help suppress diseases in animals confined together in large feeding operations.

in addition to除…之外，还…
例句：There are twelve registered letters to be sent in addition to this packet.
除了这个包裹外，还有１２个挂号信也需投寄。

9. Sicker animals result in greater contamination on the meat.

result in导致,结果是
例句：The flood resulted in a considerable reduction in production.
这次水灾造成相当大的减产。

10. So the way to control pathogens on the farm, so that they do not transfer through the food chain, is to make sure we have healthy farm animals.

make sure确保, 确定
例句：Make sure to turn off the light before you leave.
临走前一定要熄灯。