Proofing
[化] 涂胶; 刮胶; 上胶; 证明
🗣️ 情景例句
Does this come with a certificate of authenticity?
这有鉴定证明吗？
You cannot have two forenoons in the same day.
一日之中不可能有两个上午。
That's all right. Thank you. Goodbye!
好的。谢谢你，再见！