“厉害的”的英语？

以微弱负电流刺激疼得最厉害的部位。Stimulate the site of greatest pain with a small negative current.她不喜欢看起来退色厉害的牛仔裤。She didn't like jeans that looked too washed out.她是我所见到的最厉害的说谎大王.She's the biggest liar I've ever known....