postmark serves as a proof的意思|示意

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邮戳可以作为证明


postmark serves as a proof的网络常见释义

邮戳为凭 ... 邮戳日期 postmarked 邮戳为凭 postmark serves as a proof 电子邮戳服务 time-stamping service ...

postmark serves as a proof相关例句

Postmark serves as a proof.

邮戳为凭。