n.生效；批准；验证；确认；证实；核实

原形：validation复数：validations

The bank requires a signature for validation of the check.
银行需要签名来验证支票的有效性。
We need to validate the user's login credentials before granting access.
我们需要验证用户的登录凭据才能授予访问权限。
The scientist conducted several experiments to validate their hypothesis.
科学家进行了多次实验以验证他们的假设。
The software undergoes rigorous testing for validation before its release.
软件在发布前会进行严格的验证测试。
The passport needs to be valid for at least six months from the date of travel.
护照的有效期必须从旅行之日起至少六个月。
The customer provided a receipt as validation for the return.
顾客提供了收据作为退货的凭证。
The teacher asked the students to validate their answers with evidence.
老师要求学生用证据验证他们的答案。
The survey results were validated by an independent statistical analysis.
调查结果通过了独立的统计分析验证。
The security system requires a PIN code for validation.
安全系统需要PIN码进行验证。
The experimental data validates the theory that temperature affects chemical reactions.
实验数据验证了温度影响化学反应的理论。