证书

证书 (zhèng shū) refers to a document or official record that confirms a person's qualifications, achievements, or identity. It is commonly used in academic, professional, and legal contexts.

The character 证 (zhèng) means 'proof' or 'evidence,' while 书 (shū) means 'book' or 'document.' Together, they form the concept of an official written proof or credential.

证书 is widely used in everyday life, such as diplomas, licenses, and certifications. In Chinese culture, having a certificate can signify legitimacy, expertise, or social status, especially in educational and career settings.