I'm terribly sorry.
真是对不起您。
日常应用会话口语
Apology(道歉)（一）
📚 句中词汇解析
从本句中提取的重要词汇
adv. 很;非常;极;非常糟糕地;
💡 terr =frighten恐，怕 + ibly...地 → 非常；可怕地；极度地
"The house was terribly small and cramped, but the agent described it as a bijou residence."
房子十分狭小拥挤，但经纪人却把它说成是小巧别致的住宅。
近义：horrendously, horribly, horridly, horrifically, horrifyingly, awfully
adj. 对不起的;无价值的，低等的;遗憾的;感到伤心的;
"Afterwards she was sorry for what she'd said."
后来她后悔说了那些话。
近义：heartbroken, heavyhearted, mournful, pained, regretful, repentant