为什么旋律声部都在高音区呢？
高音区对于循环呼吸来说是最难的音区。
The upper clarion register is the most difficult for circular breathing.
跳进在低音区较普遍。
不同音区的同一音符，易理解成同一个音名。
The same note in different ranges can be easily understood as the same pitch name.
此时此刻，你正站在一个圆柱形的声音区内。
只是学了点语音学，把人们的发音区分一下而已。
Simply phonetics studied and classified from people's own speech.
只是学了点语音学，把人们的发音区分一下而已。
Simply phonetics studied and classified from people's own speech.
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