四級題型2021年12月英語四級聽力練習(xí)(9).doc

1、四級題型 2021年12月英語四級聽力練習(xí)(9) About 60 businesses demonstrated wearable electronic products last month at the Compute_ Taipei technology show in Taiwan.The devices included electronic watches and bracelets - jewelry worn above the hands.The Taiwanese company Acer showed us smart armband called Liquid Lea

2、p.The device is worn around the arm.It can send te_t message and activate music on smart phones.It also can count the number of calories(heat units) burned during e_ercise.Manuel Linnig is a spokesman for Acer.He sees risk as well as promise of success in electronic devices that can be worn on the b

3、ody.Acer"s armband will start selling this year.At first it will be sold with a mobile wireless telephone, prices have yet to be announced.Asustek Computer, a competitor of Acer and smartphone developer HTC plan to release wearable products by the end of the year.A general view shows booths at

4、the 20_ Compute_ e_hibition in Taipei World Trade Center, June 4, 20_.Smaller developers e_hibited many products at Compute_ Taipei.GuiderCare of Taipei showed watches that can recognize when a person falls and send messages asking for help.The company thinks the product is perfect for older adults

5、who live alone.Martian Watches, also of Taiwan, demonstrated watches that send voice commands to computer tablets or smartphones.The timepiece is now sell for $129 each in Taipei.A government research agency showed eye glasses that permit interaction through hand signals with computers.The signals c

6、an travel up to 20_meters.No price or release date has been announced yet.Prices for wearables remain relatively high.Many of the devices cost more than simple smartphones that performed the same or additional operations.Prices may rise above $1,000 as companies like Apple and Sony offer watches loa

7、ded with application software programs.Technology e_perts say many of the wearables still have problems.Some devices lack must-have applications, and battery supplies designed to save power.Some do not have the good looks that buyers want.Observers say many are aimed only at sports men and women lik

8、e bicycle riders.But in Taiwan, product developers think they know how to grow.Huang Han-tang is an official with the organizers of Compute_.He calls wearables are reasonable e_tension of other electronic devices.He says in the past two years, developers have found that handheld devices can be made even smaller and li