A joke about tea

It is said that one day I made a cup of Pu 'er tea, and I went to paint before I finished it. I forgot ... it took me at least five days to remember ... I think it should be hairy at least. Looking into the cup with trepidation (that kind of plastic cup with a lid is very airtight), there is no long hair ... even the smell doesn't make me sick. I happily told the people next door that the people next door had a saying, "Pu 'er is moldy tea. How do you want people to have long hair?"? "