单词	pretonic
释义	pretonic adjective pre·​ton·​ic ˌprē-ˈtä-nik  of a vowel or syllable : immediately preceding a syllable having stress or accent Word History Etymology pre- + tonic entry 2 First Known Use 1840, in the meaning defined above
随便看	A-stage resin a-t A-type star A-V node a-z a.m. a/one step ahead of a/the squeaky wheel gets the grease/oil A1 A1c A2-horizon aa AA battery AA cell AAA AAA battery AAA cell AAAL aaargh AAAS aaas AAC Aachen AAE AAFP

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