ascertain

vt. 确定；查明；探知

vt.

弄清，确定，查明；

变形

过去式：ascertained过去分词：ascertained现在分词：ascertaining第三人称单数：ascertains

双语释义

vt. 弄清,查明 discover, to make certain

英英释义

ascertain[ ,æsə'tein ]

v.

establish after a calculation, investigation, experiment, survey, or study

同义词：determinefindfind out

be careful or certain to do something; make certain of something

同义词：seecheckinsuresee to itensurecontrolassure

find out, learn, or determine with certainty, usually by making an inquiry or other effort

同义词：determinecheckfind outseewatchlearn

learn or discover with certainty

词汇搭配

用作动词 (v.)

～+副词

ascertain accurately准确地查明

ascertain dimly不是很确定

ascertain distinctly清楚地查明

ascertain instantaneously即刻弄清

ascertain unhesitatingly毫不迟疑地确定

ascertain vaguely没弄清楚

～+介词

ascertain from从…查明

同近义词辨析

这组词都有“发现”的意思，其区别是：

detect正式用词，强调经过周密观察或研究而有所获得和发现，尤指发现有意隐藏之物。

discover普通用词，指发现本来存在，但示被认识的事物、真理或情况。

ascertain较正式用词，指有意搜寻与发现。

find普通用词，可指偶然发现，也可指经过寻找后得到或重新获得已失去的东西。强调动作的结果。

双语例句

用作及物动词(vt.)

I ascertain that he was murdered.
我确定他是被谋杀的。

I ascertained the disease to be diphtheria.
我确定该病为白喉。

The detective was trying to ascertain exactly who was at the party.
这个侦探试图查明都有谁参加了聚会。

I'm going to ascertain the truth.
我要查明真相。

It's difficult to ascertain the coal deposits.
煤储量很难探明。

My purpose is to ascertain whether you are interested or not.
我的目的是要弄清你是否感兴趣。

权威例句

ascertain (v.)

early 15c., "to inform, to give assurance," from Anglo-French acerteiner, Old French acertener "to assure, certify" (13c.), from a "to" (see ad-) + certain "certain" (see certain). Modern meaning of "find out for sure by experiment or investigation" is first attested 1794. Related: Ascertained; ascertaining.

1. We want to see final figures of boys and girls and the relations to ascertain what sort of group we have here.

我们要看看男孩和女孩完整的样子以及他门之间的关系，从而确定他们究竟属于哪个群体。

2. You test and measure your code to ascertain and quantify its quality, but the code itself has already been written.

您通过测试和度量代码来确定和量化代码的质量，但是代码本身都已经写好了。

3. Graphic artists usually produce the visual images; the role of the editor is to conceptualize the graphic, find the information it should contain or illustrate, and ascertain its accuracy.

图像艺术家通常负责提供视觉形像，而编辑的作用是将这些形像赋予思想，找出它应代表或显示的资讯，并确定其准确性。

4. One of the predicaments of rich people is that they find it difficult to ascertain if their friends are true to them or their money.

有钱人的烦恼之一就是，他们很难确定身边的朋友是真心对待自己，还是仅仅为了钱而和自己交往。

5. You can also map these changes to the various baselines that have been collected in the past to ascertain how to interpret differences in these baselines.

您还可以将这些更改映射到过去收集的各种基准，以确定如何采用这些基准来解释相关的差异。

6. Before attempting to write a test for the code in Listing 1 (and indirectly Listing 2), you might want to ascertain what exactly requires testing.

在企图为 清单1（间接的是 清单2）的代码编写测试之前，可能想确定实际需要测试什么。

7. You need to somehow measure key metrics across the distributed process to ascertain status.

您需要以某种方式跨分布的过程测量关键的量度，从而确定状态。

8. To ascertain this, the net traverses the row in the weight array that contains all of the weights between N and the other nodes.

要确定这一设置，网络会去遍历权重数组中包含N与其他节点间所有权重的的行。

9. But it must also be democratic, based on an independent auditing of debt to ascertain how much might be illegitimate.

同时它又必须是民主的，在对债务进行独立审计的基础上，确定其中哪些是不合规则的。

10. "Nepal has to take the initiative and ascertain the height so that we can ourselves officially declare the height," he told Xinhua news agency.

他告诉新华社说:“尼泊尔需要采取行动来确定珠峰的高度，这样我们才能发布我们自己的数据。”

11. Metrics are an aspect of the ability to ascertain project status.

量度是确定项目状态能力的一个方面。

12. It was impossible to ascertain whether the North Koreans had been coached on what to say or how to say it.

不可能确定这些朝鲜人是否是被预先告知应该说些什么或怎样说。

13. The data types in the ownership context and contents also help to ascertain blame to a particular high level component in the whole memory leaking application.

所属权上下文中的数据类型和内容还有助于确定整个泄漏应用程序中某个特定高级别组件的不足。

14. Statistics also help the optimizer ascertain how many rows exist in tables being queried and predict how many rows will qualify for given conditions.

统计信息还可帮助优化器确定表中有多少行正被查询，以及预测有多少行符合给定的条件。

15. For this reason, researchers in China need to carefully ascertain whether a subject is commenting on the local picture and precisely how local it is.

为此，在中国研究人员需要仔细确定一个主题是否是关于地方的，地方指的是多大的范围。

16. These certificates are used to ascertain the trustworthiness of the client system.

这些证书用于确定客户端系统是否可以信任。

17. By determining the deltas between the current and future states, it is possible to ascertain the changes required to migrate between the states, as shown in Figure 5.

通过决定当前状态和未来状态之间的交集，确定转变状态所需要做的变更就是可能的了，如图5所示。

18. Of course, whether these translates to similar effects in humans, only extensive clinical trials can ascertain.

当然，是否这些能对人类产生相似的作用，只有通过大量的临床实验才能确定。

19. Traditionally, job interviews are used to ascertain two things: how competent the candidate is and how well his personality (or lack thereof) will fit in with the organization.

按照老路子，面试就确定俩事儿：一个是这个人能不能胜任工作，二是这个人不能太各色，要能融入组织。

20. In addition to polling and inquiring of data, it is important to ascertain the normal traffic patterns of applications over time.

除了轮询和查询数据，需要确定应用程序在一段时间内的正常的流量模式。

21. In addition to polling and inquiring of data, it is important to ascertain the normal traffic patterns of applications over time.

除了轮询和查询数据，需要确定应用程序在一段时间内的正常的流量模式。