VOA慢速英语:Travelers May Spread Drug-Resistance Gene From South Asia

短语讲解：

1. He says he is concerned about the gene spreading.

be concerned about 关心，挂念，担心
例句：We are concerned about his welfare.
我们关心他的健康。

2. Officials in India say its water supply is safe.

water supply 供水，给水
例句：Their water supply had failed.
他们的水供应不上了。

3. He worries about the science of the study.

worry about 担忧，烦恼
例句：He worried about how to make his living.
他为如何谋生发愁。

4. My fear is that this investigation that they are going to undertake will almost certainly not employ the right methods and the study designed will be quite poor and therefore I’m not convinced that the outcome will be scientifically credible.

be going to 将要，将会，打算，计划
例句：He is going to marry Jane.
他将与简结婚。