move in and out with wizardly elusiveness; appear and disappear in quick succession; be secretive in one's movement and trace; the person is quite mysterious at his whereabouts, appearing at one moment and disappearing the next
Example Sentences:
1.
Holy dragon has head but no tail ! of course , not invisible , but no originally 神龙见首不见尾！当然，半截的就甭说了，不是看不见，原本就没有。嘻西嘻。
