Englishfor English speakers
among
Preposition
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In or into. We say "between" 2 other things, but among 3 or more other things.
She was among her friends.
—
With a share for each.
Divide the candy among yourselves.
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By all or with the whole.
expert
Noun
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An expert is a person who knows more, or can do something better, than most people, usually because of special study or practice.
Zidane is an expert at penalty kicks.
The company has hired an expert in computer systems.