Adjust your reading speed as you read the material. Slow down when you need to be sure that you comprehend a section of material. Speed up if you are already familiar with (or don't need to know) other sections.
2、在阅读的同时调整阅读速度。对于需要理解领会的篇章，放慢速度；而对于已熟知（或不需要知道）的内容，快速读过。

来源:可可英语 http://www.kekenet.com/read/201005/102998.shtml