Englishfor English speakers
liaison
Noun
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Liaison is the communication between two or groups
element
Noun
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An element is one part of something bigger, such as a plan, an engine, or a business.
He's the best salesman on our team, but he's only one element in our success.
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An element is one basic kind of substance, such as iron (Fe) oxygen (O) or sodium (Na).
Water is made up of two elements: Hydrogen and Oxygen.