"Performing an elephant" 用英语表示为 "Elephant performance"。

来源：这个表达是基于英语中"perform"这个动词，意思是表演，展示，表现。而"elephant"是指大象这种动物。

英文例句及其中文翻译:

The circus is featuring an elephant performance as part of their show. (马戏团的表演中包括一个大象表演。)
The children were depghted by the elephant performance at the zoo. (孩子们对动物园里的大象表演感到高兴。)
The elephant trainer put on an impressive performance with her trained elephants. (大象训练员用她训练过的大象表演了一场令人印象深刻的表演。)