put a foot wrong
犯了一个错误，犯了一个失误
口语·强调无失误
英文释义
to make a mistake or error, especially in a situation where one should be careful or cautious
例句
She never puts a foot wrong in her presentations; they're always flawless.
典故来源
源自步行时踩错步伐，比喻在需要谨慎的情况下犯错，常用于否定句。