VERB 切断;截(肢) To amputate someone's arm or leg means to cut all or part of it off in an operation because it is diseased or badly damaged. 切断;截(肢) [Also VERB]
To save his life, doctors amputated his legs. [VERB noun]
为了挽救他的生命,医生们截掉了他的双腿。
He had to have one leg amputated above the knee. [have noun VERB-ed]