shuāng zhòng yuán yīn
diphthong
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northwester,
northwesterly,
northwestern,
north-western,
northwesternmost,
northwestward,
northwestwardly,
northwestwards,
nortisol,
Norton,
相似单词
双重母音,
双重目的的,
双重通信的,
双重偷垒,
双重性,
双重元音,
双重元音的,
双重元音化,
双重造字,
双重蒸锅,