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BBC在线收听下载:科学家称在解密面包小麦基因组上取得重大进展

2012-11-29来源:BBC

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词汇讲解：

1. approve vt. 赞成
例句：You approve of father bringing him here?
你赞成父亲把他带到这儿来的吗?

2. avert vt. 避开
例句：I hope, for us to avert a lot of pain.
我希望让我们避开一切痛苦。

3. preempt vt. 先占
例句：The desire to preempt possible moves by one superpower.
先发制人以防止一个超级大国可能采取行动的欲望。

4. dissolve vt. 溶解
例句：This will dissolve in a couple of days.
它过了几天便会自动溶解.

5. impose vt.强加
例句：We could not impose our own standards on others.
我们不能把我们的标准强加于他人。

6. complex adj. 复杂的
例句：The human body has a very complex organization.
人体是个非常复杂的机体。

7. drought n. 干旱
例句：Fresh vegetables were scarce during the drought.
干旱时期新鲜蔬菜缺乏。