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

• Then came the day of its trial run.
  接着试车的日子来到了。
• The result of the trial run is too bad.
  试车的结果太糟糕了。
• 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。
• Responsible for the tool trial run, arrange the daily trial run work.
  负责试模，安排每日试模工作。
• 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。
• Have the process instructions been verified during extended trial run ( s) to ensure they can be performed?
  工序说明在延长了的试运行期间是否已经得到验证以此来证明可行？
• Preparing work and trial run for a new built PET plant start-up;
  介绍了胶片冷却装置和袋式除尘器的试车和验收的多项工作。
• We planned a trial run there with the camels and gear.
  我们打算带骆驼和装备去那里作一次试验性旅行。
• 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。
• 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。