双臂移植给前美国士兵带来新生命

transplant – v. to perform a medical operation in which a body part from one person is put into the body of another person

therapist – n. someone specializing in treating others with a physical or mental condition

complication – n. something that makes something harder to understand, explain, or deal with

prosthetic – adj. an artificial device that replaces a missing or injured body part

upset – adj. angry

elbow – n. the joint of an arm

function - n. the action for which something is used

pill – n. a small, rounded object that contains medicines or vitamins

complication – n. a secondary disease or condition developing at the same time as the central health problem