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

• The car crashed during its trial run.
  这车在试车时撞坏了。
• Sometime in2020 we can see a trial run of a high speed railway by which time the whole of China will be covered by bullet trains.
  在2020年的某个时候，我们能看到高速火车的试跑，那个时候，整个中国已经遍布高速火车了。
• 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。
• We encountered one small problem during the trial run.
  我们在试运行中，遇到了一个小问题。
• I just had a trial run at the Christmas tree lot.
  我刚刚在圣诞树市上大转了一下。
• The machine failed on its trial run.
  但这部机器的试车失败了。
• Responsible for the tool trial run, arrange the daily trial run work.
  负责试模，安排每日试模工作。
• Should he come, he would be able to examine the trial run of the machine.
  如果他来，他就能检验这台机器的试车情况了。上传：第八号当铺。
• Does the Design Verification Plan include retest requirements for design, material, or manufacturing process changes that occur prior to the production trial run?
  设计验证计划包括关于设计、材料或在产品试运行之前发生的生产工序变化的复测要求吗？
• When they started the trial run, they heard someone shouting from the rear end of the machine.
  当他们尝试运转机器时，听见有人在机器末端大叫。