專家（粵拼：zyun1 gaa1）係指喺一個特定領域擁有豐富專業知識嘅人，並且能夠喺實踐裏面加以利用，對嗰個領域嘅獨有知識、運作做出可靠、正確、明智嘅意見同判斷。而一個人係咪專家就睇，佢嘅同行、公眾、揸權嘅人認唔認同。
知識
内文：知識
睇埋
拎
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