Englishfor English speakers
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.
area
Noun
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An area is a piece of land or space.
This is the business area of town.
We have chosen a large forest area for the new park.
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An area of study is a special subject, such as mathematics, grammar, music, or biology.
Economics is quite interesting, but my area is more related to politics.
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The area of a surface, is the size of the surface.
The length is 10 cm and the width is 5 cm, so the area is 50 mathcm^2/math.