支持者建立了70,000个个人的筹集资金网页，组织了200,000场竞选活动，在YouTube上传了无数奥巴马粉丝团的视频。
Supporters set up 70, 000 personal fund-raising pages, organised 200, 000 campaign events and posted endless Obamaphile videos on YouTube.
把随意的网页浏览，发推和其他无关紧要的活动减少到每天30分钟，你每个星期就会空出几个小时来进行集中学习。
Cut the random surfing, tweets and other non-essential activities by even just 30 minutes a day and you free up a few hours a week for focused learning.
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