名词中文翻译
中文翻译：信封
同义词：
['envelope', 'enveloped', 'envelopement例句：1. The letter was enclosed in an envelope.（这封信被一个信封包裹着。）2. The envelope was sealed with wax.（信封被蜡封住。）']
例句：
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1. The letter was enclosed in an envelope.
这封信被一个信封包裹着。
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2. The envelope was sealed with wax.
信封被蜡封住。
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3.The envelope was delivered to the post office.
信封被送到邮局。