ADJ [ADJ n](谈话)女人间推心置腹的 If you talk about a woman-to-woman conversation, you are talking about an honest and open discussion between two women. (谈话)女人间推心置腹的
She had had a woman-to-woman chat with Mrs Hardie.
她与哈迪太太进行了一番女人之间的交心之谈。
Woman to woman is also an adverb.
Maybe she would talk to her mother one day, woman to woman.