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
- The machine failed on its trial run.
但这部机器的试车失败了。 - 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。 - 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？ - 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。 - 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。 - 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。 - 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。 - He gave the machine a trial run.
他试了一下这部机器。 - Then came the day of its trial run.
接着试车的日子来到了。