keep an eye open

短语

发音

AU

词形变化

keeping an eye open keeps an eye open 三单 keeps an eye open kept an eye open keeping an eye open 现在分词 kept an eye open 过去式 kept an eye open 过去分词

释义与例句

v.
  1. 1.

    To remain vigilant for someone or something.

    习语
  2. 2.

    To remain vigilant for a possibly dangerous situation.

    习语