表现不错英语短语怎么说

"Performing well" or "doing well" is a common way to describe someone or something that is doing a good job or achieving success. Here are a few other phrases that you could use to describe someone or something that is performing well:
"Excelling" or "excelling at"
"Thriving"
"Doing a great job"
"Achieving success"
"Standing out"
"Doing well under pressure"
For example, you could say: "She has been excelling in her studies recently and is really thriving in her new job." or "The team has been performing well under pressure and is doing a great job meeting their deadlines."