英语翻译
英语翻译
Man has invented four kinds of satellites.The first kind of satellites studies the geography of the earth.They are used to make maps.They also help countries to see where they may find oil or gold.
The second kind of satellites is used to guide ships and planes.A ship or a plane can send a message to the satellite,and the satellite can find out where the ship or the plane is.
The third kind of satellites studies the weather.These satellites watch clouds and strong winds moving across the earth.They warn countries to make preparation when very bad weather is coming.The last kind is used for communication.Telephone calls between countries can be sent by these satellites.Some can carry hundreds of calls at one time.The call is to be the satellite then the satellite sends it to a station in the country is being phoned,These satellites also carry pictures; they can send about eight programs at a time.
人们发明了四种类型的卫星.第一种卫星用于研究地球的地理环境.他们被用来画地图.他们还帮助国家找寻哪里有石油和黄金;第二种是用来引导船与飞机,一艘船或一架飞机可以发送信息给卫星,然后卫星可以找到船或飞机的位置...