他们会在同一个电子邮件诈骗中，采用多个不同的标题，比较不同标题得到的反馈率，再对内容用语进行细调，以便下一次行动。
They may use different subject lines in the same E-mail scam, comparing the response rates and then fine-tuning the language in the next round.
因此，当你下一次写邮件的时候，要牢记以下几条“经验法则”
So, next time you write an email, here are some rules of thumb to keep in mind.
如果在启动查看图片Activity时设置了这个标志，那这个Activity及由它启动的Activity在下一次用户返回邮件时都会被清除。
By setting this flag when launching the image viewer, that viewer and any activities it starts will be removed the next time the user returns to mail.
如果在启动查看图片Activity时设置了这个标志，那这个Activity及由它启动的Activity在下一次用户返回邮件时都会被清除。
By setting this flag when launching the image viewer, that viewer and any activities it starts will be removed the next time the user returns to mail.
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