HINTS：

全文听写

cosmic 

far-off 

Milky Way

the Sun, or the Earth.

These are the galaxies, drifting endlessly in the great cosmic dark. In our ship of the imagination, we're halfway to the edge of the known universe. In this, the first of our cosmic voyages, we begin to explore the universe revealed by science. Our course will eventually carry us to a far-off and exotic world, but from the depths of space we can not detect even the cluster of galaxies in which our Milky Way is embedded, much less the Sun, or the Earth.

这篇材料你能听出多少？点击这里做听写，提高外语水平>>