Englishfor English speakers
unit
Noun
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One of a measure of something; the amount of something that is counted as "one".
Measure five units to the left.
$4 is the unit price.
A pound is a useful unit for thinking about amounts of butter.
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Form of measurement.
I prefer metric units.
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Item, used when no other word for something exists.
He set up the A/C unit.
construction
Noun
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Construction is the act of building something.
The workers began construction of the new hospital last week.
The recent downturn in the economy is causing a lot of pain in the construction industry with few new homes being built.
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Construction is the way that something is made.
The stone construction of these buildings makes them very cold in the winter.
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In language, a construction is a combination of form and meaning.
Spoken English doesn't use as many passive constructions as written English.
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A construction is a particular way that something is understood.
In this book, the meaning of "man" is not a simple natural thing; it is a social construction.
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A construction is a building, bridge, tower, model, or large piece of art.
A large and unusual construction stood just outside town.
machine
Noun
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A machine is a man-made object with moving parts.
I'm putting the clothes in the washing machine. Is there anything you want washed?
This new machine is the fastest computer I've ever had.
machine
Verb
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If you machine something you fasten or shape it with a machine.