情话对他说情歌唱给她
[qíng huà duì tā shuō qíng gē chàng jĭ tā]
This nickname suggests that 'sweet words are said to him and love songs are sung for her'. It describes someone expressing affection separately through sweet talking to a boy or a man, and through singing love songs for a girl or a woman, implying the dual ways love is communicated to the beloved ones.