短语
中文翻译：签名并密封
同义词：
['signed', 'sealed', 'sealed and signed例句：1. The document was signed and sealed with the official seal.（这份文件被正式印章所签署和封印。）']
例句：
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1. The document was signed and sealed with the official seal.
这份文件被正式印章所签署和封印。
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2.The package was sealed and signed by the sender.
包裹被发件人用官方印章密封并签字。
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3. The agreement was sealed and signed by both parties before it was delivered.
协议在交付前由双方签署并密封。