使某人抱有空想（或做不切實際的事）
give sb ideas
to give sb hopes about sth that may not be possible or likely; to make sb act or think in an unreasonable way
Who's been putting ideas into his head?是誰一直在讓他想入非非的？
釋義來自《牛津高階英漢雙解詞典》第 9 版
