"Now,with the advent of cellular technology, most of the people we do reach, such as the Maasai pastoralists, they all have cell phones.

VOA: special.2009.11.03

Now with stem cell technology there are two pathways that are imaginable.

如今有了干细胞技术,也就有了两条途径可选。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选