a little bird told me
said if you know who gave you the information being discussed but do not want to say who it was:
"How did you know he was leaving?" "Oh, let's just say a little bird told me."
英语词典包含110679条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。