used to add sth to what you have just said, especially sth that makes it less strong （对刚说过的话加以补充，尤使语气减弱）请注意，告诉你吧
I’ve heard they’re getting divorced. Mind you, I’m not surprised—they were always arguing.
听说他们要离婚了。告诉你吧，我并不感到意外，因为他们总是争吵。
used to add sth to what you have just said, especially sth that makes it less strong （对刚说过的话加以补充，尤使语气减弱）请注意，告诉你吧
I’ve heard they’re getting divorced. Mind you, I’m not surprised—they were always arguing.
听说他们要离婚了。告诉你吧，我并不感到意外，因为他们总是争吵。