pit·ter-pat·ter
noun/ˈpɪtə pætə(r)/
/ˈpɪtər pætər/
(also pit-a-pat)
[singular]- quick light steps or beats
皮特-帕特：快速轻步或节拍 - I could hear the pitter-patter of feet in the corridor.
我听见走廊里有脚步声。
Word Originlate Middle English: reduplication (expressing rhythmic repetition) of the verb patter. - I could hear the pitter-patter of feet in the corridor.