This is the 3109th most frequent Chinese word.
验证
"验证" means "to verify" or "to validate."
In this sentence, '验证' is used to refer to the process of verifying or confirming someone's identity.
我需要验证你的身份后才能允许进入。
I need to verify your identity before allowing entry.
Here, '验证' is used to mean confirming or proving the correctness of a hypothesis through evidence.
实验的结果验证了我们的假设是正确的。
The experiment's results validated our hypothesis as correct.
In this example, '验证' is employed to denote the action of ensuring that the account is legitimate through a verification method.