Android系统外文翻译.pdf

Android系统外文翻译--第1页

Android系统外文翻译

WhatisAndroid?

Forawhile。nal。ndevelopershavehadtheluxuryofbeing

abletocreatealmostanykindofntheycanXXX。thisisnotto

saythatnal。ndevelopmentiseasierthanotherformsof

development。Assomeonewhogottheirstartin。programming。

Iincludemyselfinthisgrouping.

XXXwiththe。operatingsystemandunderlyinghardware

prettyfreely。orXXX。Thiskindoffreedomtoprogram

independentlyhasneverreallybeenavailabletothesmallgroupof

programmerswhoXXX.

Overall。Androidisamobileoperatingsystemthatallows

XXXformobiledevices。Ithasopenedupawholenewworldof

possibilitiesfordeveloperswhowanttocreateXXXunderlying

hardwareofmobiledevices。WithAndroid。developersXXX。

fromtrackingXXX.

Android系统外文翻译--第1页

Android系统外文翻译--第2页

CellphonedevelopersusedtobeasmallgroupXXX。and

webdevelopment。embeddeddevicedevelopmentwasoftenseen

aslessglamorousandreceivedlesssupportintermsofhardware

andoperatingsystemfeatures。Thiswasbecauseembedded

devicemanufacturerswereknownforbeingstingywithfeature

support。astheyXXXresult。XXX.

。astandardn

remotecontrolisnotXXX。butitisanexampleofanembedded

device。Whenabuttonispressed。achipinterpretsthesignalina

waythathasbeenprogrammedintothedevice。Thisallowsthe

devicetoknowwhattoexpectfromtheinputdevice(keypad)and

howtorespondtothosecommands(e.g。turnontheTV)。Thisis

asimpleformofembeddeddeviceprogramming。butitisrelated

totherootsofearlycellphonedevicesanddevelopment.