µµ¼ Á¤º¸
³» ¶óÀ̺귯¸®
Google Play µµ¼
Ex. IV. For Speaking without Waste of Breath, Ex. V. For Forward Placing of the Voice,
97
122
Volume,
Vowels, The,.
Windpipe, The,
128
46, 55, 62, 68, 70, 81, 90
41