视频大概20多分钟，我保证只要你对我们是如何学习的这个问题有一点点兴趣或者想要来个大转变，那么这视频很值得你花时间看一下。
Thevideo runs about 20 minutes, and I guarantee you that if you are the leastinterested in how we learn and change on a large scale, it will be worth yourtime.
在应用谷歌引擎很原始…甚至不值得花时间。
In-app Google engine is so primitive... even not worth to spend time.
寒假里，还是很值得去花时间体验一下的。
It's worthwhile taking time in this winter vacation to experience it.
寒假里，还是很值得去花时间体验一下的。
It's worthwhile taking time in this winter vacation to experience it.
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