President Obama announces the Fatherhood and Mentoring Initiative, a nationwide effort to support responsible fatherhood and to help reengage absentee fathers in the lives of their children at a Fathe

THE PRESIDENT: Good morning. Throughout the past week, Americans anxiously watched weather conditions in the Gulf Coast region. The people of Alabama, Louisiana, Mississippi, and Texas were well prepa

One tree is a tree. Two trees together, we have the woods. 一棵树是"木"。两棵树在一起，就是“树林”。 Three trees together, we create the forest. 三棵树在一起，就是“森林”。 Put a plank underneath the tree, we have the foundation. 把一

A couple of years ago, a friend of mine was nervous after she was attacked at work, 几年前，我的一位朋友在工作时被袭击后非常紧张， so I said that she could see her clients from my place for a while. 我让她暂时在我的地方见她的客户。 During

Now, this device is only limited in such that it can measure the skull motion, 当下，这个设备仅能测量出颅骨的运动， but what we really want to know is what's happening inside of the brain. 但我们真正想知道的是脑部内部的情形。 So we coll