a person who causes great physical or mental pain, especially in order to persuade someone to do something or to give information

The court ruled that they can take action against their alleged torturers. 法院裁定，他们可以对涉嫌向他们施虐的人采取行动。

Dictators and torturers across the world may be sleeping a little less soundly these days. 现如今，世界各地的独裁者和施虐者可能睡得不那么安稳了。