on a trial basis

常见例句

Toyota said it had collected data from 600 people around the world who had leased the plug-in on a trial basis.
丰田说他们已经收集了全世界600名试用者的试用数据。
Since early December, McDonald's has launched a so-called "preferential program" on a trial basis in three cities, Guangzhou, Shenzhen and Nanjing.
自12月初以来，麦当劳推出了所谓的“优惠计划” 在广州，深圳和南京三个城市进行试验。
A spokesman for China's Ministry of National Defense says the website is: "launched on a trial basis and will let the outside world have a better perception of China's national defence policy".
中国国防部一位发言人说，该网站是：“一个试用版，它将使外界对于中国防务政策有一个更好的了解。”
blog.sina.com.cn

They are on a trial basis at the moment." Fewer than two dozen U.S.airports possess full body scanners, which cost about $170,000 each.