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trial TESTtraIlna test, usually over a limited period of time, to discover how effective or suitable something or someone is试; 试验They're doing clinical trials on a drug in America which they hope might control the symptoms. [C]在美国他们正在对一种药进行临床试验，希望这种药能克制这病症。She's having a six-month trial (period) and if they think she's good enough they'll give her a permanent job. [C]她正在6个月的试用期中，如果他们认为她够好的话会给她一份永久性的工作。They're not going to get a divorce yet, but they're having a trial separation.他们还不打算离婚，但是他们正试着分居。(esp. Br) The shop offers you any of their garden equipment on trial/(Am and Aus usually) on a trial basis, and if you don't like it you can give it back. [U]这个商店提供任何一种可试用的园艺设备，如果你不喜欢的话可以退还。Trial and error is a way of achieving an aim or solving a problem by trying a number of different methods and learning from the mistakes that you make.试错法; 反复试验There's no instant way of finding a cure -- it's just a process of trial and error.没有直接找到对策的方法----只能是一个反复试验的过程。A trial run is a practical test of something new or unknown to discover its effectiveness.试验We're holding a tournament in the new ice-hockey stadium, as a trial run for next year's Winter Olympics.我们正在新的冰球体育馆里举行一场联赛，作为明年举办冬季奥运会的试演。
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