美国英语听力80篇3 Lesson49

[00:06.45]Her name at birth was Norma Jean Baker. [00:10.92]Her life as a child was like a bad dream. [00:14.68]She lived with a number of different people, and often was mistreated. [00:19.88]At age sixteen Norma Jean married a sailor. [00:24.69]But

美国英语听力80篇3 Lesson50

[00:04.96]Marilyn did not stop struggling. [00:09.01]She next won a small part in a movie calledLove Happy. [00:13.58]It was a comedy starring the famous Marx brothers. [00:17.58]Critics said it was not one of their better efforts. [00:21.97]Marilyn,

美国英语听力80篇3 Lesson51

[00:05.20]Nikola Tesla developed the alternating current power system that provides electricity in the United States. [00:14.42]Many of his other discoveries led to electronic inventions for which other scientists were honored. [00:22.75]Mister Tesla

美国英语听力80篇3 Lesson52

[00:07.94]The girl who became known as Phillis Wheatley was born about 1753 in Senegal, Africa. [00:22.86]She was kidnapped and brought to the New England colonies in North America on a ship that carried slaves. [00:31.40]The ship's name was Phillis.

美国英语听力80篇3 Lesson53

[00:05.96]Philtis Wheattey's first major work was An Elegiac Poem on the Death of the Celebrated Divine. [00:14.52]It waspublished in 1770. [00:17.53]Phillis wrote the long poem to honor a famous clergyman who had died. [00:22.96]Phillis wrote mostly

美国英语听力80篇3 Lesson55

[00:07.05]The World Health Organization says about 600,000-- 300 babies got H-I-V, [00:15.39]the virus that causes AIDS, from their mothers in 1998. [00:20.48]It says 90% of those babies were in African countries south of the Sahara Desert. [00:28.71

美国英语听力80篇3 Lesson56

[00:05.75]Last month, scientists announced that they recorded the first detailed maps [00:13.06]of the development of a child's brain between the ages of three and fifteen. [00:19.98]Scientists at the University of California at Los Angeles School of

美国英语听力80篇3 Lesson57

[00:05.12]American researchers say a new, low-fat substitute for butter could reduce the risk of heart attack and stroke for millions of people. [00:17.76]The new food product is made from vegetable oil with added substances called sterol esters. [00

美国英语听力80篇3 Lesson58

[00:06.37]The United States has a new official clock. [00:10.95]The clock began operating late last year in the American city of Boulder,Colorado. [00:18.39]Experts say the new clock is so exact that it will neither gain nor lose so much as one secon

美国英语听力80篇3 Lesson59

[00:05.49]Physical changes, such as gray hair and small lines on the face, appear as we grow older. [00:15.78]Now, American scientists say such changes may result partly from changes in our genetic material. [00:24.24]They say these genetic mutations

美国英语听力80篇3 Lesson60

[00:05.77]A private American company says it has identified all the chemical pieces in the genetic material that shapes human life. [00:17.82]Celera Genomics Group says it has identified and named all the genetic parts of the material inside the nucl

美国英语听力80篇3 Lesson46

[00:08.05]Igor Sikorsky left Russia at the start of the revolution in 1917. [00:15.54]He stayed for a while in Britain and France. [00:19.54]Then he went to the United States. [00:22.62]He arrived with little money and no real chances for work. [00:2

美国英语听力80篇3 Lesson47

[00:08.39]A North American Major League baseball record was established in 1939. [00:15.46]The man who set it played in 2,130 games without missing one. [00:22.83]In 1995, the record was broken by Cal Ripken of the Baltimore Orioles. [00:30.35]But th

美国英语听力80篇2 Lesson31

[00:06.97]An Israeli study has shown that air pollution from cities and industry can reduce rain and snowfall. [00:17.53]It says the problem appears to be linked to the number of pollution particles in clouds. [00:24.82]Daniel Rosenfeld of Hebrew Uni

美国英语听力80篇2 Lesson32

[00:07.47]On March Third, Keiko the whale pushed open a door and swam out of his floating cage. [00:15.07]In doing so, he gained the most freedom he has known since he was a baby. [00:21.11]He can now move around in all of Klettsvik Bay, in the Westm

美国英语听力80篇2 Lesson33

[00:06.77]Nylon material was placed under the Orc's body for the trip. [00:12.56]Holes had been cut for his nose, tail and fins. [00:17.45]A big mechanical arm lifted him into a special container filled with cold seawater. [00:24.97]This travel box m

美国英语听力80篇2 Lesson34

[00:05.62]34) Ancient Quasar [00:11.96]Astronomers have discovered what they say is one of the earliest known structures ever to form in the universe. [00:20.82]It is a star-like object called a quasar. [00:24.76]Quasars are very large. [00:27.69]The

美国英语听力80篇2 Lesson36

[00:06.37]Some people cannot see all colors correctly. [00:10.92]They cannot see all the colors in a rainbow or a sunset. [00:16.40]They cannot tell if the meat they are cooking is done or if a fruit is ready to be eaten. [00:23.61]Poor color sight a

美国英语听力80篇2 Lesson37

[00:05.15]Many people are visiting a museum in Chicago, Illinois to see ancient documents called the Dead Sea Scrolls. [00:15.44]The world famous writings will be shown at the Field Museum of Natural History until the middle of June. [00:23.98]Museum

美国英语听力80篇2 Lesson38

[00:05.49]Why are some people left-handed? [00:09.09]Scientists have been trying to answer that question for many years. [00:14.32]Research has shown that ninety percent of people naturally use their right hands for most tasks. [00:22.94]But hundreds