To their astonishment, they found that one out of every twelve Asian men in regions once part of the Mongol empire carry a form of the y.
令人惊讶的是,他们发现曾是蒙古帝国疆域,每12个人中就有一人携带追溯到千年前的蒙古基因的Y染色体。
To their astonishment, they found that one out of every twelve Asian men in regions once part of the Mongol empire carry a form of the Y chromosome that can be traced to Mongolia a thousand years ago.
令人惊讶的是,他们发现曾是蒙古帝国疆域,每12个人中就有一人携带追溯到千年前的蒙古基因的Y染色体。
We intend to pick out twelve high school students to take part in the next International Maths Olympic.
我们要挑选12位高中生参加下一届奥林匹克数学竞赛。
At the White House, a reorganization has begun, in part to prepare for Mr.Obama's re-election campaign in two thousand twelve.
VOA: special.2011.01.10
On March twenty-seventh,nineteen twelve, Missus Taft and the wife of the Japanese Ambassador together planted two trees at a part of the river called the tidal basin.
VOA: special.2011.04.08
Now,more than twelve thousand individuals are taking part.
VOA: special.2009.12.22
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