单词	pit-a-pats
释义	pit-a-pat noun ˌpit-i-ˈpat  : pitter-patter pit-a-pat adverb or adjective pit-a-pat intransitive verb Word History Etymology imitative First Known Use 1582, in the meaning defined above pit-a-pats verb present tense third-person singular of pit-a-pat as in beats to expand and contract in a rhythmic manner her heart pit-a-patted with surprise Synonyms & Similar Words Relevance beats throbs pulses pitter-patters vibrates palpitates pulsates fluctuates oscillates trembles quivers
随便看	ornithic ornithichnite ornithichnites ornithine ornithines Ornithischia ornithischiae ornithischian ornithischians ornithischias ornitho- Ornithocephalus ornithocopros ornithodelph Ornithodelphes ornithodelphia ornithodelphian ornithodelphic ornithodelphous Ornithodorus ornithofauna Ornithogaean ornithogala ornithogalum ornithogalums

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