A reporter for United Press International called the FBI and asked them for the names of the "toughest guys" that the agency wanted to capture.
VOA: special.2010.05.05
Children get diseases from a class of viruses called rotaviruses, for which we have no vaccine, and- and so no way to protect them.
儿童因轮状病毒而生病,而我们没有针对这种病毒的疫苗,所以,所以我们没有办法保护儿童
We'll see why they have to separate that in a minute, but they do that these lipid bi-layers solve that problem for them and they're self-assembled structures from these molecules called phospholipids.
我们马上会讲到为什么要把它们隔离开,脂质双层膜解决了这个问题,而这些自主装结构,就是由磷脂分子组成的
She investigated these illegal business dealings and wrote about them for a magazine called McClure's.
VOA: special.2010.04.25
He didn't do anything. He called some friends to ask for help in finding them some tents."
VOA: standard.2010.06.01
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