The piano is a keyboard instrument with a history of over 200 years.

钢琴是一种键盘乐器，其历史在二百年以上。

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The accordion is also another kind of keyboard instrument, as well as the modern organ and electric keyboard.

手风琴键盘也是另一种仪器，以及现代器官及电气键盘。

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The electric piano is the modern electronic technology and music union product, is one kind of new keyboard instrument.

电子琴是现代电子科技与音乐结合的产物，是一种新型的键盘乐器。

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And the first question I think that you have on the quiz here is the following: what keyboard instrument is playing here?

这里有个小测验,第一个问题是,这段音乐是用什么键盘乐器演奏的

耶鲁公开课 - 聆听音乐课程节选

It's a keyboard instrument.

是一种键盘乐器

耶鲁公开课 - 聆听音乐课程节选

What Moog did, in 1964, was to produce and market a practical instrument, a small keyboard synth which could be used with relative ease.

BBC: Technical wizard: Bob Moog

You generally play a software synth using an external music keyboard plugged into the Mac via some variety of MIDI (Musical Instrument Digital Interface) hardware device for connecting electronic musical instruments to each other and to computers.

CNN: Create your own music on the Mac

Whereupon he had demonstrated several poses: from sitting informally beside the open keyboard with a favorite song on display to standing more formally beside the instrument.

NEWYORKER: The Limner