He began to learn English four years ago.
他四年前开始学英语。
It makes you learn how people lived in stone caves hundreds of years ago in this area.
它让你了解到几百年前这个地区的人们是如何生活在石洞里的。
So, we do it the way that we learn how to couple of weeks ago.
计算它的方法我们前几周已经学到。
That study began 60 years ago in Framingham, Massachusetts, to learn more about the risks of heart attack and stroke.
VOA: special.2009.01.21
Another bitter point of contention is the former president's decision to have young Ukrainians learn about the so-called Holodomor, a Kremlin-inspired famine more than 75 years ago that was aimed at collectivizing Soviet agriculture.
VOA: standard.2010.03.17
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