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。
• 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 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。
• 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。
• It is the first trial run of the first set of steam locomotive of China&'Dragon Locomotive '.
  这是中国第一台蒸汽机车&“龙号机车”的首次试运行。
• 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？
• 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。
• The result of the trial run is too bad.
  试车的结果太糟糕了。
• Then came the day of its trial run.
  接着试车的日子来到了。
• Take the car for a trial run to see if you like it.
  试试运行那辆汽车，看看你是否喜欢。