大学英语：We stand now where two roads

11. We stand now where two roads diverge. But unlike the roads in Robert Frost’s familiar poem, they are not equally fair

我们正处在两条道路分岔的地方.但是并不像我们所熟悉的罗伯特.佛罗斯特诗中所说的,这两条路是同样的好.

12. right to know

知情权

13. A truly extraordinary variety of alternatives to the chemical control of insects is available.

除了用化学方法控制昆虫以外,还有其他各种非常奇妙的方法可以利用.

14. All have this in common: they are biological solutions, based on understanding of the living organisms they seek to control, and of the whole fabric of life to which these organisms belong.

所有这些方法都有一个共同点：他们都是生物的解决办法，其基础是人们对所要控制的生物体的了解，以及对这些生物体整个生活状况的了解。