India's literacy rate is 64 percent. But studies have shown that a number of those counted as literate can barely read or write.

VOA: standard.2010.04.01

What's shown in this diagram is the progress of the developing embryo as it travels in time, down the fallopian tube.

这张图上显示的,就是胚胎发育的过程,是按照它在输卵管中移动的时间排序的

耶鲁公开课 - 生物医学工程探索课程节选