Zhè / bù / diàn / yǐng / jiē / lù / le / jiù / shí / dài / xíng / xùn / fàn / rén / de / hēi / àn / zuò / fǎ

这部电影揭露了旧时代刑讯犯人的黑暗做法。

The film exposes the dark practice of torturing prisoners in the old days.