keyboard        
 noun [ C ] uk/ˈkiː.bɔːd/ us/ˈkiː.bɔːrd/
A2 (计算机、打字机等的)键盘
the set of keys on a computer or typewriter that you press in order to make it work, or the row of keys on a musical instrument such as a piano
 A2 (电子)键盘乐器
an electronic musical instrument similar to a piano
 - More examples
 - You can move the cursor either by using the mouse or by using the arrow keys on the keyboard.
 - She told us how easy it was to use the computer, then by way of demonstration simply pressed a few keys on the keyboard.
 - an electronic keyboard
 - The keyboard was fitted with a non-standard plug.
 - The keyboard plugs in at the back of the computer.
 
keyboard      
verb [ I or T ] uk/ˈkiː.bɔːd/ us/ˈkiː.bɔːrd/
 操作键盘输入(信息)
to put information into a computer using a keyboard