trial run

英 [ˌtraɪəl ˈrʌn]

美 [ˌtraɪəl ˈrʌn]

n.  (对新事物的)初步试验，试行

经济

牛津词典

noun

• （对新事物的）初步试验，试行
  a test of how well sth new works, so that you can see if any changes are necessary

柯林斯词典

• 初步试验;试行
  Atrial runis a first attempt at doing something to make sure you can do it properly.

英英释义

noun

• trying something to find out about it
  1. a sample for ten days free trial
  2. a trial of progesterone failed to relieve the pain
  Synonym:trialtesttryout

双语例句

• Because of the short-time duty of motor, continuous trial run shall not be too long.
  由于专用电机为短时工作制，调试时，连续试车时间不可太长。
• The result of the trial run is too bad.
  试车的结果太糟糕了。
• The car crashed during its trial run.
  这车在试车时撞坏了。
• Prototype new products six months after the trial run before the technical evaluation.
  新产品样机试运行半年后，方可进行技术鉴定。
• The programme was given a trial run to gauge viewers 'reactions.
  该节目进行了试演以了解观众的反应。
• Eg. a trial run is needed before the machine is put into operation.
  在机器投入运行前，要先进行试车。
• We gave the machine a trial run before using it on the production line.
  我们先让这台机器进行试转，然后再用于生产线。
• We encountered one small problem during the trial run.
  我们在试运行中，遇到了一个小问题。
• We were very disappointed with the results from the new car's first trial run.
  这辆车在首度试开之后，让我们非常失望。
• Transportation to and from the Expo was also monitored during the trial run.
  在试运营期间，世博交通也接受了检验。