a thing or two

qiufeng0299

[/table] [table=100%,#f2dec3]a thing or two

some matters, facts, or information

一些事情;些许知识，一星半点


I'm having trouble paying attention - I have a thing or two on my mind. 
我现在很难集中注意力——我心里有事。


She thinks she knows everything about raising children, but I could tell her a thing or two (= some information she does not know). 
她觉得自己对于养育孩子样样精通，不过我倒可以让她见识一二。