来自《耶鲁大学开放课程：聆听音乐 第18集 第18集》
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units of three strings are all sliding都在平移 -
so that when you hit the-所以当你弹奏的时候 -
that way you're--now instead of hitting three strings你只能击到两根弦 -
you're hitting only two strings而不是三根 -
It makes the sound softer通过平移键盘和击键系统 -
by shifting the whole keyboard and hammer mechanism使声音变得柔和 -
so only two strings are engaged instead of three因此只有两根弦参与振动 -
and that makes the sound a lot more quiet使得声音显得更安静 -
All right. That does it for the specifics of today好 今天我要讲的就是这些 -
Let's introduce our guest下面介绍客座演奏家 -
So Dan, come on up, please丹 请到前面来 -
Daniel Schlossberg Jr.,小丹尼尔·斯洛斯伯格