相关单词近义词 proof 证明, certification 证明, verification 确认, confirmation 确认, substantiation 实体化, validation 确认, endorsement 支持, hallmark 纯度标记, assay-mark 证明临近词authentic, authentic signature, authentication code, authentic existence, authentic depiction, authentication path, authenticify theory, authenticating code, authenticating node, authentic principle, authentication mode 返回 authentication