blind signature

例句：

1. 1. The company's decision to adopt a blind signature system has raised concerns among stakeholders.
   该公司决定采用盲签名系统，引起了利益相关者的担忧。
2. 2.The new law requires all documents to be signed by a notary public with a blind signature.
   新法律要求所有文件都必须由公证员用盲签名签署。
3. 3. In the absence of a notary public, the document must be signed by two witnesses with a blind signature.
   在没有公证员的情况下，该文档必须由两名见证人用盲签名签署。