The keyboard is a large and clumsy instrument as far as portable computers are concerned.(就便攜式電腦而言，這種鍵盤又大又笨拙。)

Music An electronic instrument, often played with a keyboard, that combines simple waveforms to produce more complex sounds, such as those of various other instruments.(一種電子樂器，常用一鍵盤演奏，它把簡單的波形合在一起以便產(chǎn)生復(fù)雜的音響，如其它各種樂器的音響。)

The electric piano is the modern electronic technology and music union product, is one kind of new keyboard instrument.(電子琴是現(xiàn)代電子科技與音樂結(jié)合的產(chǎn)物，是一種新型的鍵盤樂器。)

The piano is a keyboard instrument with a history of over 200 years.(鋼琴是一種鍵盤樂器，其歷史在二百年以上。)

In 1995, when the ban went into effect, the only instrument allowed in the Cumberland prison was the harmonica, but inmates who already had a guitar or electronic keyboard were allowed to keep them.(1995年該禁令實(shí)行后，坎伯蘭監(jiān)獄的囚犯們被允許擁有的樂器就只剩下口琴了，但在此之前已經(jīng)有電吉他或鍵盤的囚犯被批準(zhǔn)可以保留這些樂器。)

The accordion is also another kind of keyboard instrument, as well as the modern organ and electric keyboard.(手風(fēng)琴鍵盤也是另一種儀器，以及現(xiàn)代器官及電氣鍵盤。)

This 'pen sort of instrument' produces both the monitor as well as the keyboard on any flat surfaces from where you can carry out functions you would normally do on your desktop computer.(這種“鋼筆式儀器”能在任何平面上造就鍵盤和監(jiān)視器，從而使您能夠完成臺(tái)式計(jì)算機(jī)的功能。)

The accordion is a young multi-musical part multiplication keyboard instrument, is one of instrumental music teaching important performance methods.(手風(fēng)琴是一門年輕的多聲部多元化的鍵盤樂器，是器樂教學(xué)的重要表現(xiàn)手段之一。)