VOA慢速英语:Warning System Keeps Swimmers Out of Polluted Water

短语讲解：

1. The dry conditions in California are good for people who like to swim in the Pacific Ocean.

be good for 值得，有效; 利于
例句：My evidence would be good for nothing.
我的证明是毫无用处的。

2. Because of the drought, there is less water runoff from cities into the ocean.

because of 因为，由于
例句：I'm here because of you.
我来这儿是因为你们。

3. As a result, the ocean water is cleaner.

as a result 结果， 因此
例句：Our water supply has diminished as a result of the drought.
由于旱灾我们的水贮备减少了。

4. “When we have runoff from the urban environment, it could be carrying with it contamination due to animal waste (and) sewage overflows; and if those enter the beaches through the normal pipes that terminate in the ocean, you want to avoid contact with water during those periods.”

due to 由于; 因为
例句：The discovery is due to Newton.
该发现应归功于牛顿。

5. Public health officials are looking for a fast way to identify water quality levels along the California coast.

look for 寻找
例句：She acts as though she plans to look for another job.
她表现出象是打算另找工作的样子。

6. “We think that the modeling that we have seen so far is generally more accurate than the testing that we are doing, and the reason for that is that even though it is a model and its predicting water quality, it is more timely.”

so far 迄今为止; 到目前为止
例句：So far, you're all tied.
到现在为止 你们不分胜负。