VOA慢速英语:Why 'Precision Agriculture' Is a Good Investment

1. involve vt. 使卷入,连累;牵涉
例句：That's no concern of mine. I'm not involved.
那与我无关,我未卷入。

2. pesticide n. 杀虫剂
例句：They sprinkled pesticide to bug the potatoes. 
他们喷撒杀虫剂给马铃薯除虫。 

3. complex adj. 复杂的,错综复杂的
例句：It was a complex problem.
这是一个复杂的问题。

4. fertilizer n. 肥料
例句：This factory turns out chemical fertilizer. 
这家工厂生产化肥。 

5. afford vt. 提供
例句：We can't afford to pay such a price.
我们付不起这个价钱。

6. cooperative adj. 合作的;乐意合作的
例句：The people in the village were very cooperative.
村里人非常合作。

7. fee vt. 付费(或小帐)给
例句：She feed the waiter.
她付给侍者小费。

8. service n. 为...服务
例句：He dedicated his life to the service of his country. 
他献身于为国服务