发挥最好用英语怎么说

"Perform at your best" 是表示发挥最好的一种常见表达方式。这个表达来源于英语中的动词 "perform," 意思是表演、展现或完成，后面加上 "at your best" 意思是尽你最大的能力去做。

例句：

"I know you can perform at your best if you just put your mind to it." (我知道如果你专注去做，你一定能发挥最好。)
"He always performs at his best in high pressure situations." (他在高压局面下总是发挥得淋漓尽致。)