certification

• 表示正式确认或证明某一事实、声明或资格的真实性、有效性或合法性的过程，通常会导致获得官方文件或证书。

A noun referring to the formal process of confirming or attesting to the truth, validity, or authenticity of a fact, statement, or qualification, often resulting in an official document.

1. Official approval or licensingB2formal

   The process of granting official approval or a license to someone or something, often after meeting specific standards.

   认证

   • The company received certification for its new safety protocols.
   • He obtained his teaching certification last year.
   • The product needs certification before it can be sold.

   同义词accreditationapprovalauthorization

   反义词cancellationdisqualificationrevocation

2. Documentary proofB1formal

   A formal document that confirms the truth of certain facts or statements.

   证明书

   • She presented her birth certification as proof of identity.
   • The certification of the test results was required by the court.
   • The certificate serves as certification of completion.

   同义词attestationcertificatecredentialdocumentproof

3. Validation of authenticityB2formal

   The act of verifying that something or someone is genuine or authentic.

   真实性验证

   • The certification of the artwork confirmed it was an original.
   • The expert provided certification of the antique's provenance.
   • The certification process ensures the product is not counterfeit.

   同义词attestationauthenticationconfirmationcorroborationsubstantiationvalidationverification