keyboard的意思是键盘。
例句：
He studied the keyboard carefully, one finger poised.
他仔细研究了键盘，一个手指随时准备敲击。
扩展资料
The keyboard is a large and clumsy instrument as far as portable computers are concerned
就手提电脑而言，键盘就显得大而笨重了。
Everybody uses a keyboard and everybody types differently ．
每个人都用键盘，打字方法都不同。
This smart keyboard precisely measures the cadence with which one types and the pressure fingers apply to each key ．
这个智能键盘能精确地测量人打字时的节奏和手指敲击每个键时施加的压力。
The researchers say that the keyboard should be pretty straightforward to commercialize and is mostly made of inexpensive, plastic-like parts ．
研究人员说，键盘大部分是由便宜的塑料部件制成的，应该很容易商业化。
标签：keyboard
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