Englishfor English speakers
explanation
Noun
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An explanation is the words used to tell somebody how to do something or the reason for something.
The explanation was long and drawn-out.
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An explanation is the cause of something.
The explanation for his bad mood was a lack of sleep.
sheet
Noun
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A sheet is a flat cloth that you cover a bed with.
Use the sheets next to the bed.
He wanted to sleep between clean white sheets in his own bed.
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A sheet is a single piece of paper.
Can I have a sheet of paper?
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A sheet is a thin flat thing, usually something square or rectangular.
A sheet of ice covered the ground.
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A line (rope) used to adjust the trim of a sail.