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最佳答案:Dear Dr.XXX, (为表示尊重,最好是称呼对方为XX博士,或XX教授,不要不出现具体的姓)Sorry for disturbing you with t
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最佳答案:The way he talks left all the people present with a very profound impression.Now
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最佳答案:Dear boss:Hello! I have something to get your opinion, because of the language,