trial run
英 [ˌtraɪəl ˈrʌn]
美 [ˌtraɪəl ˈrʌn]
n. (对新事物的)初步试验，试行
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
- a sample for ten days free trial
- a trial of progesterone failed to relieve the pain
双语例句
- 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。 - 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。 - 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。 - He gave the machine a trial run.
他试了一下这部机器。 - 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。 - 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。 - During trial run, both parties shall cooperate to further test and optimize the performance of the works.
试运行期间，双方应共同进行进一步试验及优化工程性能。 - 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 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。 - 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。