1 (used to emphasize a feeling, statement) really; completely （用于强调感觉、言语等）确实地，完全地: We are truly grateful to you for your help. 我们衷心感谢你相助。

2 used to emphasize that sth is correct or accurate （用于强调正确或准确）确切地，精确地: I cannot truly say that I was surprised at the news. 我真说不上我给那消息吓了一跳。 ☞ Yours truly is often used at the end of a formal letter. Yours truly常用于正式书信的末尾。