有暴力、色情、恐怖等内容的影片，未成年人不宜观看x-rated film (Britain); x-rated movie(US)

• 她曾参演过多部三级片。

  In the past she acted in many x-rated films.

• 除了“三级片”，他们不再对别的录像有兴趣。

  They are not interested in videos except x-rated ones.