BBC news 2010-09-25 加文本

refer to有关, 针对

例句：The regulations refer only to children.
      这些规定只适用于小孩子。

      The new law does not refer to land used for farming.
      那条新法律并不涉及耕种用地。

2.Those displaced amount to about half the state's population.

amount to意味着

例句：His words amounted to a threat.
      他的话实际上是威胁。

3.Analysts say it's partly in response to a weak performance by the US dollar after poor American economic figures.

in response to对…做出反应

例句：She laughed in response to his jokes.
      他的话引起她大笑。

      The quick recovery was truly in response to medication.
      这次迅速康复确实是对药物治疗的反应。

4.There is also concern about currency values if central banks would turn again to the policy of quantitative easing, in effect, printing more money.

turn to求助于

例句：He turned to me for help.
      他向我求助。

      She often turns to the book for guidance.
      她经常参考那本书。