英语专业四级听力50篇019：Finding the Direction and Location(mp3+lrc)

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[00:03.25]Finding the Direction and Location
[00:10.91]How can you tell which direction? 
[00:14.50]By day, look for the Sun. 
[00:17.85]It is in the east in the morning and the west in the afternoon. 
[00:22.79]At night, use the Big Dipper to help you find the North Star. 
[00:28.42]It would be better to bring a compass 
[00:30.75]because its needle always points north.
[00:35.51]How do you know how far you have gone? 
[00:39.60]You could count every step. 
[00:41.94]Each step is about two feet.  
[00:45.10]You’d better wear a pedometer 
[00:47.22]which is a tool that counts steps. 
[00:50.40]If you know where you started, 
[00:52.92]which direction you are heading, 
[00:55.90]and how far you have gone, 
[00:57.70]you can use a good map to figure out exactly where you are.
[01:03.57]Today there is a new way for travelers to figure out where they are. 
[01:09.55]It is the GPS. 
[01:12.32]It has 24 satellites that orbit the earth 
[01:15.81]and constantly broadcast their positions. 
[01:19.59]Someday you may carry a small receiver 
[01:23.20]as you hike and use GPS to find out if you are there yet!

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英语专业四级听力50篇019：Finding the Direction and Location(mp3+lrc)