In my lab, we recently made a cancer nanodetector 在我的实验室，我们最近研制出了一种癌症纳米检测器， that is so small that it could travel into the body and look for tumors. 小到可以进入全身血液循环并寻找肿瘤。 We designed it to listen for tum
THE PRESIDENT: Good morning. This week, my Administration reached an agreement with Republicans and Democrats in the Senate on immigration reform. I thank the leaders in both parties who worked hard t
We live in an incredibly busy world. 我们生活在一个异常纷杂的世界。 The pace of life is often frantic, our minds are always busy, and we're always doing something. 生活的步调时常快得疯狂，我们的头脑(心灵)一直忙碌运转着，而我们每时每刻都在做着事情 So with
May 20, 2007 send greetings to all those celebrating the 105th anniversary of Cuba's Independence. The longing for justice, freedom, and human rights is a desire that can be delayed but never denied.
