don't try to teach your grandma to suck eggs

Don't try to teach your grangmother to suck eggs Don't try to teach your grandmother to suck eggs. 谁知道don't teach your grandmother to suck eggs的意思? don't tell your grandmother how to suck eggs teach one's grandmother to suck eggs Don't try to teach your grandmother tosuck 英文成语译中文1.Teach one's grandmother to suck eggs.2.Don't play a you are trying to teach your granny how to suck eggs Don't try to teach fish how to swim Don't use your bird to suck my dick Don't teach fish to swim 习语Don`t teach fish to swim!