求翻译：求职信病毒(Klez)是病毒传播的里程碑。这种病毒最早出现于2001年，几个月后出现了很多变种。最常见的求职信病毒通过邮件进行传播，然后自我复制，同时向受害者通讯录里的联系人发送同样的邮件。是什么意思？

Cover letter viruses (klez,) is a milestone in the transmission of the virus. This virus first appeared in 2001, after a few months there have been many variants. The most common cover letter virus spread via e-mail, self-replicating, to the victims address book contacts to send the same e-mail.

Letter virus (Klez) is a virus spread by milestone. This virus first appeared in 2001 after a few months, there have been many and varied. The most common letter virus spread through the mail, and then self-replication, and Address Book, To the victims of the contact sent the same message.

Seeks employment letter virus (Klez) is the viral dissemination milestone.This kind of virus appeared most early in 2001, after several months appeared very many varieties.Most common seeks employment the letter virus to carry on the dissemination through the mail, then the self-duplication, simulta

Cover letter virus (Klez) is a milestone for the transmission of the virus. The virus first appeared in 2001, there have been many variations within a few months. Most common cover letter virus spread through the mail, and then replicate themselves, and to contacts in your address book to send the s

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