文章Thefirstrobotswereinventedinthe1920s.Thefirstrobotswereinventedinthe1920s.RobotshaveappearedinmanyAmericanfilms.Insomefilms,theyarestronger,fasterandclevererthanpeople.Inreallife.robotsaremainlyusedinfac
文章Thefirstrobotswereinventedinthe1920s.
Thefirstrobotswereinventedinthe1920s.Robotshave
appearedinmanyAmericanfilms.Insomefilms,theyare
stronger,fasterandclevererthanpeople.
Inreallife.robotsaremainlyusedinfactories.Theydo
somedangerousanddimcultiobsforhumans.
Robotsalsohelp—disab—ledpeople,forexample,blindpeo—
pie.Todaymanyblindpeoplehaveaguide(向导)dogto
helpthem.Inthefuture,guidedogsmightberobotdogs.
Onekindofrobotguidedoghaswheels.Itmovesinfront
oftheowner.ItiSveryclever.Itknowsthespeedofitsown.
er’swalk.Theownerwearsaspecialbelt(带子).Thisbelt
sendsinstructionstotheownerfromthedog.suchas”Stop
here””Turnleft”or”Tumright”.
IntheUnitedStates,anotherkindofrobothelpsdisabled
peopletotakecareofthemselvesintheirdailylife.Therobot
hearsthesoundofitsowner’Svoice.Itfollowsinstructions
suchas”Turnthep/~ge”or”Makeacupofcoffee”.
RobotsarealsousedinAmericanhospitals.Theycando
simplejobs.Atonehospital,forexample,arobottakesmeals
fromthekitchentopatients’rooms.Itnevergetslostbecause
thisrobothasamapofthehospitalinitsCOmputermemory.
Thoughrobotscanhelppeopleinmanydifferentways’
theywillnevertaketheplaceofhumans•