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[易讀錯單詞發音視頻] 美語發音:Understanding the UH (as in butter)
美語發音:Understanding the UH (as in butter)2011-12-19 編輯:mike
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[易讀錯單詞發音視頻] 美語發音:Understanding the AH Vowel
Understanding the AH Vowel2011-12-12 編輯:mike
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[易讀錯單詞發音視頻] Understanding the OO Vowel
Understanding the OO Vowel理解OO原音2011-12-06 編輯:mike
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[易讀錯單詞發音視頻] Understanding the AA Vowel
Understanding the AA Vowel理解AA原音2011-12-05 編輯:mike