What's 'course' means in this sentence?
The Windows Portable Devices Team Blog is running three series of postings dedicated to Windows Portable Device (WPD) technology in Windows 7. Each series will run over the course of four to six weeks, with a new posting published each week.
Does 'run over the course of four to six weeks' mean 'cover lessons of four to six weeks' or something else?

Question

Answer

"over the course of" is a phrase which means “during the whole period of”. 

In this case, it means that each series will run with a new posting published each week,and it the whole procedure will last for a about four to six weeks. 

example: 
Britney spear's life has changed greatly over the course of the past two years. 
布兰妮斯皮尔斯的生活在过去两年里发生了巨大的变化

Answer

Here course means duration or for a period ie another way to phrase this sentance could be. Each series will run for a duration of four to six weeks.

Answers · 2

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