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
- 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 machine failed on its trial run.
但这部机器的试车失败了。 - 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？ - Certain hospitals will start trial run of bilingual service for foreign patients at the end of the year.
某些特定的医院将于年底试验性地为外籍病患提供双语服务。 - 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。 - 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。 - 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。 - 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？ - 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。