be on to

短语

意识到, 找...岔子

发音

AU

词形变化

been on to is on to 三单 is on to was on to being on to 现在分词 was on to 过去式 been on to 过去式 been on to 过去分词

别名

be onto

释义与例句

v.
  1. 1.

    To figure out; to realize the truth.

    习语

    I was planning it as a surprise, but I think he is on to me.