29 相同構音部位的有聲塞音(voiced stops)和無聲塞音(voiceless stops),在聲學特徵上最明顯的差 異是什麼?
(A)共振峰頻率(formant frequency)高低
(B)嗓音起始時間(voice onset time)長短
(C)共振峰過渡段(formant transition)軌跡
(D)有無沖直條(release burst)

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統計: A(2), B(57), C(3), D(11), E(0) #565708