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。
• Then came the day of its trial run.
  接着试车的日子来到了。
• Submit engineering design, procurement, construction and trial run service in earlier stage with details, and comply with engineering and planning requirements.
  及时有效的交付含有细节描述的工程设计、采购、施工和前期试运行服务，并与工程和策划要求一致。
• 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。
• 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。
• Responsible for the tool trial run, arrange the daily trial run work.
  负责试模，安排每日试模工作。
• 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？
• 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。
• We encountered one small problem during the trial run.
  我们在试运行中，遇到了一个小问题。
• 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。