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美国人平均一生中会收到49,060封邮件,其中三分之一是垃圾邮件。
The average American receives 49,060 pieces of mail in their lifetime, 1/3 of it is junk mail
youdao
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美国人平均一生中会收到49,060封邮件,其中三分之一是垃圾邮件。
The average American receives 49,060 pieces of mail in their lifetime, 1/3 of it is junk mail
youdao