1. The machine is operated through the keyboard. 这种机器是通过键盘操作的。
2. They´re keyboard operators. 她们是电脑录入员。
3. "Sending a segment of video mail down the hall or across the country will be easier than typing out a message on a keyboard," predicts one correspondent who specializes in technology. 一位专门从事技术方面报道的记者预言道:"把录像邮件的片段传送到大楼的其他地方或国内的其他地方要比在键盘上打出文字来更为容易。"