认证英文是Certification。
释义：
The term "certification" refers to the process of formally verifying or confirming the skills, qualifications, or attributes of a person, product, or organization.
“认证”一词指的是正式验证或确认个人、产品或组织的技能、资格或特点的过程。它在各个领域中常被使用，包括专业资格、产品质量保证和管理系统。
认证的相关短语：
Microsoft Certified Professional; MCSE: WHQL; Microsoft Certification微软认证 。
Authentication ;lnformation ;identity authentication ; ldentification andAuthentication身份认证 。
certificate authority ; CA ; Certification Authority ; EBO认证中心。
Cisco Career Certifications ; CCNA CCNP ;Cisco Certification ; cisco思科认证 。
Product Certification ;CCC;CE;ROHS产品认证。
双语例句：
1、I received my certification as a Certified Public Accountant last month.
我上个月获得了注册会计师的认证。
2、This product has undergone rigorous testing and has received certification for safety.
这个产品经过了严格的测试，并获得了安全认证。
3、Our company is in the process of obtaining ISO 9001 certification for our quality management system.
我们公司正在申请获得ISO 9001质量管理体系的认证。
4、The certification program requires candidates to pass a written exam and complete a practical test.
认证计划要求候选人通过笔试和实际考核。
5、She decided to enroll in a certification course to enhance her skills in digital marketing.
她决定参加一个认证课程，以提升她在数字营销方面的技能。
6、Our school offers certification in various fields, such as nursing, IT, and automotive technology.
我们学校提供各种领域的认证课程，如护理、信息技术和汽车技术。