Thedayswhenacellphonewasusedfornothingbeyondcallingandt...

問題詳情：

The days when a cellphone was used for nothing beyond calling and texting are gone．Today，we turn smart phones into magical machines with apps that transform them into musical instruments or Business machines or video players．But it turns out that we are only searching the surface．Who knew that smart phones would make pretty good satellites?  36

Smart phones forecast the weather

Networking expert OpenSignal has discovered something interesting：the sensors in Android phones designed to measure battery temperature，light，pressure and 80 on can be used to generate surprisingly accurate weather reports．37

Smart phones save the rainforests

Detecting illegal logging(盜伐)may sound like a novel app，38 ：in Indonesia，the non-profit organization Rainforest Connection’wants to use donated Android phones to detect illegal logging．As New scientist reports，“The phones are equipped with solar panels specifically designed to take advantage of the brief periods when light reaches the forest floor．Their microphones stay on at all time，and the software listens for the sound of a chainsaw(鏈鋸)．”

39

Researchers at the university of Illinois have developed an iPhones app that turns the phone into a fully featured mobile medical lab that uses the phone’s camera to detect proteins，bacteria，viruses and other organisms．   

Smart phones drive cars

Google’s self-driving cars carry around  $30，000 of high-tech hardware and sensors，but students at Australia’s Griffith University think they can get the job done with a single smart phone．40

A．but it，s a serious business

B．Here are some uses for smart phones the makers? probably didn’t imagine．

C．so it can be used to detect the sound of a chainsaw

D．It has been used in many fields

E．Get enough phones involved and you will have a weather sensing network

F．Smart phones serve as mobile medical labs

G．They have built a model that relies mainly on the phone’s camera and built—in GPS

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