genuinely是真诚地的意思,而sincerely则是真挚地的意思,区别可以从以下例子看出:I am writing to my friend, thank him genuinely for his warm hospitality, and treat me as his sincerely friend. 我写信给我的朋友,真诚地感谢他的热情款待,并把我当作他真挚的朋友。