Companies have been testing their vehicles in cities across the country.

这些公司一直在全国各地的城市测试他们的汽车。

youdao

We have been testing products for more than a year.

我们对产品进行测试已有一年多了。

youdao

Computer scientists at the Toronto Rehabilitation Institute in Canada have been testing a computer-vision system for monitoring people living in nursing homes or alone.

加拿大多伦多康复中心的计算机专家们已经着手测试一个计算机视觉系统，这一系统能够用来监控生活在疗养院或是独居的老人们。

youdao

This toolkit is a collection of advice and information that farmers in southern Africa have been testing.

VOA: special.2010.07.27

They have been used to study cancer,AIDS,genetic testing, and drugs for illnesses including influenza,herpes and Parkinson's disease.

VOA: special.2010.07.21

The Army and Marine Corps have been testing this vehicle on a mixture of biofuels.

WHITEHOUSE: Energy Security and Independence

Hospitals have been testing it out to make information kiosks that can be controlled by gesture alone.

WSJ: A New Game for Microsoft's Kinect

During a question-and-answer session, RIM executives say that some 1, 600 companies have been testing the new system.

NPR: RIM Changes Name To BlackBerry, Unveils 2 Phones