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  • “diphthong”简单造句,diphthong造句子
    发表于:2018-05-22
    thecontractionoftwovowelsintoadiphthong.thesyllabic`l'in`riddle'orthesyllabic`n'in`botany'whenpronounced`bot-n-y';(ofavowelsound)dominatingtheothervowelsoundsinasyll...
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