in terms of metallurgy and design,

有些创新
got applied to musical instruments.

都运用到了乐器中
For example, how many have ever played the flute in here?

例如你们中有多少人吹过长笛
Okay, a number of people--both male and female--

好的有一部分人男女都有
and if you look--remember the video we saw of a Baroque flute

如果你看过还记得我们看过的巴洛克长笛的视频
it actually had a very rudimentary key pad on it,

它上面只有很初级的按键
and you look at a modern flute

如果你观察现代长笛
and it's got this keyed system with all these things up there,

你会发现它的按键系统已经有很多东西了
all of the different keys and extenders,

各种功能的键都有
and that's all an invention of the nineteenth century.

所有的这些都是十九世纪的发明
They completely reconfigured the flute and

在十九世纪他们完全重新配置了长笛
how you play it in the nineteenth century.

和演奏方法