certify
🇺🇸
/ˈsɜːrtɪfaɪ/
🇬🇧
/ˈsɜːtɪfaɪ/
to officially say something is true in writing
The company will certify that these products are safe to use.
该公司将书面证明这些产品使用安全。
to give someone an official paper showing they can do a job
She needs to certify that she is qualified to teach children.
她需要获得官方证书证明她有资格教授儿童。
to officially say someone has a serious mental illness
The doctor must certify that the patient needs special care.
医生必须正式证明患者患有严重精神疾病需要特殊护理。