名词中文翻译
中文翻译：信封机制
同义词：
['信封机构，信封机制例句：1. The envelope mechanism is responsible for the delivery of mail.（信封机制负责邮件的投递。）2. The design of the envelope mechanism is crucial to the success of the project.（信封机制的设计对项目的成败至关重要。）']
例句：
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1. The envelope mechanism is responsible for the delivery of mail.
信封机制负责邮件的投递。
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2. The design of the envelope mechanism is crucial to the success of the project.
信封机制的设计对项目的成败至关重要。
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3.The envelope mechanism ensures that the contents are securely sealed inside the envelope.
信封机制确保内容物在信封内被安全密封。