科学家们再三强调：没有任何已知的生物学方法可以说明手机辐射会引起癌变或其它健康问题。
Scientists have said repeatedly that there is no known biological mechanism to explain how it might lead to cancer or other health problems.
他说，这里面传达的意思就是，“要再三强调”，难民必须找到工作，赚钱付帐。
The message is "hammered home" that refugees must find jobs and pay their bills, says Ruben Chandrasekar, head of the IRC's Baltimore office.
我们已经花了好几个月时间向唱片公司再三强调，试图让他们搞清楚这里面的利害关系：当音乐播放器销量开始放缓的时候音乐销售会发生什么呢？
There's a really, really important point that we have been trying to hammer home to the record labels for some months, which is: what happens to music sales as device sales start to slow?
我们已经花了好几个月时间向唱片公司再三强调，试图让他们搞清楚这里面的利害关系：当音乐播放器销量开始放缓的时候音乐销售会发生什么呢？
There's a really, really important point that we have been trying to hammer home to the record labels for some months, which is: what happens to music sales as device sales start to slow?
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