The image in Tang poems is more implicative and agile while that in Song ci-poems all related to sexual inter, the reasons of which link to public morals and different status of the poetry.

• 唐诗中“巫山云雨”含义丰富，用法灵活，不似宋词里全关风月，这是由于世风及诗词的不同地位所决定。