know next to nothing of

I don't know either, there is nothing to be shamed about, and next time when you talk to client service in HSBC, tell them they should be aware of their attitudes.(我在读中学的时候，把化学和英语结合起来的一种称为“二硫碘化钾”，不知道老外知道这是什么单词?。)

I know that Alberto: he's a crook.He betrayed me, for next to nothing he made me make a fool of myself with a woman.(我很了解那个家伙：他就是一个骗子，他背叛了我，他让我在一个女人面前就像是个傻瓜，几乎一文不值。)