VOA慢速英语:WHO Finding Adds to Debate Over Mobile Phones, Brain Cancer

短语讲解：

1. The World Health Organization has added to the debate over the risk of brain cancer from mobile phone use.

add to增加, 加强
例句：This lesson adds to the value of the book.
这一课增加了这本书的价值。

2. The announcement came at the end of a meeting at the agency's headquarters in Lyon, France.

at the end of在…结尾,在…末端
例句：The toilet is at the end of the corridor.
盥洗室在走廊的尽头。

3. The concern is that extended contact with radiofrequency electromagnetic fields may increase a user's risk for glioma.

contact with  与…有交往〔联系〕
例句：We contacted with the ship by radio.
我们通过无线电与那艘船取得了联系。

4. We also carefully consider the sources of exposure of populations to radiofrequency electromagnetic fields, the nature of these fields as they come from various devices, including wireless phones, and we look carefully at the physical phenomenon by which exposure to such fields may perturb biological systems and lead to cancers.

come from来自某处
例句：They came from all parts of the country.
他们来自全国各地。
lead to导致, 引起
例句：An ordinary cold can soon lead to a fever.
一场普通的感冒很快便会引起高烧。

5. He says the finding that there could be some risk means scientists need to keep a close watch for a link between cell phones and cancer.

keep a close watch密切注视，密切关注
例句：We keep a close watch on the prisoners.
我们严密看守囚犯。

6. The scientists called for more research into long-term, heavy use of mobile phones.

call for要求
例句：The letter calls for an investigation of the facts.
来信要求对这些事实进行调查。

7. They also suggested taking measures to reduce exposure to the signals, like hands-free devices or texting.

take measure采取措施
例句：We have to take measure for prevention.
我们不得不采取预防措施。

8. So based on some early indications, scientists are projecting that we’re actually going to be seeing a tsunami of brain cancer unless we do something to educate people to lower their exposure to this kind of risk.

base on使建立在…基础上,立足
例句：One should always base one's opinion on facts.
我们应总是把自己的观点建立在事实的基础上。

9. The group pointed out that no new research had been done.

point out指出
例句：If I make any mistakes, please point them out.
如果我出了错, 请指出来。