商務(wù)英語口語視頻 (初級)：18_Google Has the Answers
How far away is Mars?
Well, it's 141 million miles from the sun, so, pretty far.
Why is it red?
Because its surface is made of iron oxide.
Why do they call it Mars?
Well, it was named after the Roman god of war.
You're so smart, Dad.
Did I ever tell you about Jupiter?
