Englishfor English speakers
walking
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adjective
(= walk-to)
close enough to be walked to
walking distance
the factory with the big parking lot...is more convenient than the walk-to factory
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noun
(= walk)
the act of traveling by foot
walking is a healthy form of exercise
robot
Noun
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A robot is a machine that looks more or less a human being.
Starwars C-3PO is a golden robot.
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A robot can also be any man-made automatic device, resembling a human being or not.
When you ask for the time on a phone, a robot will answer you.
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A robot is a person who does not show emotions and seems to have no human thoughts.
He has the same expression whatever happens to him : he is a true robot.