perform /pəˈfɔ:m/ vt. 1. 做，履行：perform a task 执行任务；perform what one has promised 履行诺言；perform an experiment 做实验；perform a surgical operation on sb. 给某人做外科手术 2.演出，表演：perform Hamlet 演出《哈姆雷特》；perform perfectly on the piano 熟练地演奏钢琴
performance /pəˈfɔ:məns/ n. 1.［c］演出，表演: put on a performance for students 为学生们演出 His performance of/as Othello was very good. 他演《奥赛罗》演得非常好。 2.［u］履行，执行: faithful performance of a task 忠实执行任务 3.［c］工作情况，表现: He was praised for his remarkable performance. 他因工作表现出色受到表扬。
