verb🔗Share证明，证实。 To attest to (a fact) as the truth."The teacher certified that John had completed all his assignments. "老师证明约翰完成了所有的作业。businesslawjobeducationChat with AIVocabulary GamePractice Reading
verb🔗Share证明，证实. To authenticate or verify in writing."The teacher certified that Maria had completed all the required homework assignments. "老师证明玛丽亚完成了所有规定的家庭作业.businesslawChat with AIVocabulary GamePractice Reading
verb🔗Share证明，证实，认可。 To attest that a product, service, organization, or person has met an official standard."These blankets have been certified as fireproof."这些毯子已经通过认证，证明是防火的。businessorganizationservicejobqualityindustryChat with AIVocabulary GamePractice Reading
verb🔗Share证明，证实。 To inform; to tell (a person) that something is true."The doctor will certify that you are healthy enough to return to work. "医生会证明你足够健康，可以回去工作了。communicationstatementinfobusinesslaweducationChat with AIVocabulary GamePractice Reading
verb🔗Share确认，证实。 To assure (oneself) of something; to ascertain."Before leaving for the party, I certified I had finished my homework. "去参加派对前，我确认我已经做完了作业。businessjoblawservicequalityChat with AIVocabulary GamePractice Reading
