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Again, the answer to this question varies from company to company. And again, testing is the way to find out what works best. Typically, weekends and mornings seem to be times when multiple emails are opened, but since your audience may have different habits, it's best to experiment and then use your data to decide.，这一点在heLLoword翻译官方下载中也有详细论述
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Москвичей предупредили о резком похолодании09:45
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