diphthong 在 abc音標發音 - oo的發音(KK Phonics - Diphthong Vowel pronunciation for letters oo.) 的影片資訊
KK Phonics KK音標發音 - oo的發音(Diphthong Vowel pronunciation for letters oo.)...
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KK Phonics KK音標發音 - oo的發音(Diphthong Vowel pronunciation for letters oo.)...
KK Phonics KK音標發音 - oi,oe與oy的發音(Diphthong Vowel pronunciation for letters oi,oe and oy.)...