hard porn

noun

1. 色情电影（或图片、书刊等）
   films/movies, pictures, books, etc. that show sexual activity in a very detailed and sometimes violent way

1. 赤裸裸的色情作品;暴力色情作品
   Hard porn is pornography that shows sex in a very detailed way, or shows very violent or unpleasant sex.

1. Must have been tricky. It's hard enough to hide porn from one wife.
   拉登肯定很不容易，有一个妻子的情况下隐藏都很难的。