In addition, the study suggests that it is the distinctiveness of alliteration that makes the form of alliterating idioms visually and aurally salient and easy to be perceived and memorized. 至于头韵为什么会对习语的形式记忆产生促进作用,本文认为主要是由于头韵在视觉和听觉上的特殊性或凸显性使得带头韵的习语更容易被感知和记忆。