讀得很好，幾塊小磚渣。

SHIRLEY GRIFFITH: This is Shirley Griffith.

STEVE EMBER: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell about one of the world's(l is not pronounced) greatest scientists, Isaac Newton.

(MUSIC)

SHIRLEY GRIFFITH: Much of today's science of physics is based on Newton's discovery of the three laws of motion and his theory of gravity. Newton also developed(-d need to be more clear) one of the most powerful tools of mathematics. It is the method we call calculus.

Late in his life, Newton said of his work: "If I saw further than other men, it was because I stood on the shoulders(-s need to be pronounced as z) of giants. "