It is virtually impossible to avoid the spam and, even if you never publish your E-mail address, the chances are you will get spam.

事实上，垃圾邮件是不可能避免的，即使您从未发布过您的电子邮件地址，您仍然有可能收到垃圾邮件。

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Some mailing lists are impossible to be removed from, even after contacting the companies involved, and even if it was a genuine mailing list that you no longer want to receive e-mails on.

即使在与相关的公司取得联系之后，某些邮件列表也是无法删除，即使它是您不再希望继续接收电子邮件的一个真实的邮件列表。

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E. g. You must try to be optimistic, even when things seem impossible.

例句：你必须试着保持乐观，即使事情看似毫无可能。

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But if you have received certain goods or services which would be awkward or virtually impossible to hand back (e.g. perishable goods or home improvement services), then you will have to pay for what you have received, even if you cancel the contract.

BBC: NEWS | Programmes | Working Lunch | Cowboy builders made me pay cash