The investigation confirmed only 28 “sales” on 350m e-mail messages sent, a conversion rate under .00001%.
研究表明在送出的三亿五千万封邮件中只有28封“卖出去了”,这样其成功率还不到0.00001%。
The investigation confirmed only 28 “sales” on 350m e-mail messages sent, a conversion rate under .00001%.
研究表明在送出的三亿五千万封邮件中只有28封“卖出去了”,这样其成功率还不到0.00001%。
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