ascertained
英 [ˌæsəˈteɪnd]
美 [ˌæsərˈteɪnd]
v. 查明; 弄清
ascertain的过去分词和过去式
过去分词:ascertained 过去式:ascertained
柯林斯词典
- VERB (尤指经过努力后)查明,弄清,确定
If youascertainthe truth about something, you find out what it is, especially by making a deliberate effort to do so.- Through doing this, the teacher will be able to ascertain the extent to which the child understands what he is reading...
这样一来,老师就能确定孩子们对他所读的内容理解多少了。 - Once they had ascertained that he was not a spy, they agreed to release him...
一旦确认他并非间谍,他们即同意将他释放。 - Take time to ascertain what services your bank is providing, and at what cost.
花些时间确认一下你的银行会提供什么样的服务,费用是多少。
- Through doing this, the teacher will be able to ascertain the extent to which the child understands what he is reading...
英英释义
adj
- discovered or determined by scientific observation
- variation in the ascertained flux depends on a number of factors
- the discovered behavior norms
- discovered differences in achievement
- no explanation for the observed phenomena
双语例句
- The pathway of DDT degradation in soil has not been fully ascertained.
在土壤中滴滴涕降解的途径还没有充分调查。 - I ascertained the disease to be diphtheria.
我确定该病为白喉。 - The occurrence rules of rice planthopper in rice field with cultural crab was ascertained through systemic investigation and field census.
通过系统调查和大田普查相结合的方法,研究明确了养蟹稻田稻飞虱的发生规律。 - When these models are applied in combination with seismic profiles and core analysis, existence and distribution of the volcanic cones can be ascertained.
实践表明该模式和地震剖面、取心等有机结合,可以确定火山锥的存在及分布状况。 - After a series of experiments important phenomena have been ascertained.
在一系列的实验之后,许多重要现象确实知道了。 - Based on the design load and internal force employed the content of load test is ascertained.
模型的加载测试内容按照原型桥梁设计荷载及使用内力来确定。 - Based on the analysis of pavement noise's mechanism, character of pavement noise was ascertained.
在分析路面噪声产生机理的基础上,确定路面噪声的特性。 - The lawyer ascertained that a policeman had indeed delt roughly with foreigners on several occasions.
那位律师查明有个警察的确在好几个场合中粗暴地对待了外国人。 - A white rot fungus biomembrane reactor system was set up, and the optimal operation parameters of the reactor system were ascertained.
建立了白腐真菌生物膜反应器,并对其运行参数进行了调试优化。 - I ascertained that no one could overhear us before I told Otto the news.
我确信没有人能听到我们的谈话之后,才把这个消息告诉奥托。