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

• 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。
• The result of the trial run is too bad.
  试车的结果太糟糕了。
• 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。
• We encountered one small problem during the trial run.
  我们在试运行中，遇到了一个小问题。
• Responsible for the tool trial run, arrange the daily trial run work.
  负责试模，安排每日试模工作。
• He gave the machine a trial run.
  他试了一下这部机器。
• The machine failed on its trial run.
  但这部机器的试车失败了。
• Then came the day of its trial run.
  接着试车的日子来到了。
• 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？
• If a petrochemical feedstock manufacturer needs petroleum products for a trial run.
  二制造石化原料工厂之试车，需使用石油制品。