a panel of keys that operate a computer or typewriter (计算机或打字机的)键盘
a set of keys on a piano or similar musical instrument (钢琴等乐器的)键盘 ■an electronic musical instrument with keys arranged as on a piano 电子琴 she plays keyboard and guitar. 她演奏电子琴和吉他。
verb
[with obj.]enter (data) by means of a keyboard[as noun] 用键盘输入(数据)