The essential characteristics of the electromechanical keyboard have changed dramatically over the past 20 years, says David Hill, vice President of design at Lenovo.

联想公司的设计副总裁大卫·希尔表示，机电键盘的本质特性在过去20年大大改变了。

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It's the fastest-growing mobile operating system, and may also be the most vulnerable to hackers, says David Goldschlag, vice-president for mobile at McAfee.

Mobile版MacAfee的副总裁戴维表示，虽然它是迄今为止增长速度最快的移动操作系统，同时，对于黑客同志们来说也可能是最脆弱的操作系统。

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David moved to New York City, where he is an executive vice-president of the company and the C.E.O. of its Chemical Technology Group.

戴维迁到了纽约，任公司执行副总裁兼化工技术部ceo。

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David Baime is a senior vice president of the American Association of Community Colleges.

VOA: special.2010.04.15

Trinity Saint David vice chancellor Prof Medwin Hughes will become vice chancellor of the University of Wales as part of the merger.

BBC: University mergers urged in higher education shake-up

Ferguson had also claimed that United chief executive David Gill and Arsenal vice-chairman David Dein had agreed at boardroom level not to discuss the incident in public.

BBC: SPORT | Football | Premiership | Wenger steps up row with Ferguson

"It was an absolute surprise, " said David Argueta, vice president of operations at Hillcrest.

CNN: After disasters, hospitals pay it forward