ascertain

[ˌæsəˈteɪn]

  • 词义辨析

    ascertain, determine, discover, learn, unearth

    这组词都可表示“发现以前自己不知道的东西”。它们的区别是:
    discover指经过调查、探索去发现已经存在或可能存在、事实上的东西,这种发现也可能出于偶然; ascertain很少指偶然的发现,侧重先前的无知与无把握,以及认真地去发现真理或真相; determine比ascertain更强调寻找事实或真理,以解决争端或争执,主要用于科学和法律方面; unearth指将隐藏的、被遗忘的、失去的或极其难以追寻的东西公之于众或暴露于世,常常强调发现以前所做的认真长期的调查; learn指获得知识,发现者一般没有或很少花多大力气。例如:
    The surgeon general has determined that cigarette smoking is dangerous to our health.卫生局长已确定吸烟危害健康。
    The question is to ascertain what the people really want.问题在于一定要弄清人们究竟需要什么。
    We discovered the powder consisting of harmful ingredients.我们发现这种粉末含有害成分。
    Projecting ourselves into the future world, we should learn as much as we can now.设想一下处身于未来的世界当中,我们现在就应该尽可能多学一点东西。
    They have unearthed the secret.他们已经发现了这个秘密。

    discover,find,detect,ascertain

    这些动词均有“发现”之意。
    discover指发现本来已经存在,后被人认识的事物、真理或情况。
    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。
    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。
    ascertain较正式用词,指有意搜寻与发现。

  • 双语例句
1、

An autopsy was needed to ascertain the cause of his death.

需验尸方能确定他的死因.

——辞典例句

2、

It can be difficult to ascertain the facts.

可能难以查明事实真相。

——《牛津高阶英汉双解词典》

3、

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。

——柯林斯例句

4、

A Swiss company offers to help environmental investors by sending teams round factories to ascertain their greenness.

一家瑞士公司表示愿意向工厂周边派遣小组进行环境检测以协助环境投资者。

——柯林斯例句

5、

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。

——柯林斯例句

6、

I'm going to ascertain the truth.

我要查明真相.

——《简明英汉词典》

7、

It's difficult to ascertain the coal deposits.

煤储量很难探明.

——《现代汉英综合大词典》

8、

The insurance adjustor had to ascertain the exact value of the missing jewels.

这个保险金估算人必须核实这些丢失的珠宝的价值.

——辞典例句

9、

They are doing everything possible to ascertain his whereabouts.

他们正在尽力调查他的下落.

——辞典例句

10、

It is difficult to ascertain the exact duration of protection.

要弄清确切的予防有效期并不容易.

——辞典例句

11、

It has been difficult to ascertain the correct source of origin.

要查实材料的正确起源很困难.

——辞典例句

12、

I am going to ascertain the truth.

我将弄清事实真象.

——辞典例句

13、

We could not ascertain how it happened.

我们没能弄清它是怎样发生的.

——辞典例句

14、

The causes of unhappiness in the past and in the present are not difficult to ascertain.

过去和现在的不幸根源不难查明.

——期刊摘选

15、

I ascertain that he was murdered.

我确定他是被谋杀的.

——期刊摘选

16、

We'll ascertain such matter through joint assessment.

我们将通过双方共同估算来确定这些东西的价值.

——期刊摘选

17、

The first step is to ascertain whether the target has a new lover.

首先要确认目标对象是否有了新恋人.

——期刊摘选

18、

At noon the next day, a man mounted the bridge to ascertain the vessel's position.

第二天是12月13号,中午, 只见一个人走上舰桥测定方位.

——期刊摘选

19、

If somebody grills ( someone ) it means that they question at length in order to ascertain something.

的意思是长时间讯问某人以追查某事.

——期刊摘选

20、

Mr Deborah : Did you question Sir Charles ascertain the facts?

问过查尔斯爵士,核查过事实了 吗 ?

——期刊摘选

21、

Finally, we can ascertain the threshold value by oil attributes of the wells we have known.

最后, 根据已知井位的油气属性,确定归类的门槛值.

——期刊摘选

22、

Do you think you can ascertain prospect of selling such product?

您认为您能够确定这种产品的销售前景 吗 ?

——期刊摘选

23、

If are grouped into larger units one can ascertain what group an unknown plant belongs to.

如果把它们归类成较大的单位,那么就可以确知某种未知植物属于何类群.

——期刊摘选

24、

Ascertain prestress is one of key technology in the manufacture of prestressed heat exchanger.

在预应力换热器的制造中,预应力的确定是关键技术之一.

——期刊摘选

25、

We will try to ascertain if a new planet exists in our solar system.

我们将查明我们的太阳系中是否存在一颗新的行星.

——期刊摘选

26、

The foundation of adjusting business cost is to ascertain this city's strategic orientation.

城市商务成本调整的起点,是明确城市的战略定位.

——期刊摘选

27、

Such a record is helpful for consultants, attending physicians and nurses ascertain the patient's progress.

这种记录能帮助顾问医生 、 主治医生和护士了解病人病情的发展变化.

——期刊摘选

28、

Steamer report seriously damaged now ascertain particulars however our interest fully protected transmit to london.

据说轮船严重受损,详情正在调查之中,但我方利益已完全保住,请电告伦敦公司.

——期刊摘选

29、

In the works of Jane Austen , we can ascertain the feminism thinking in embryonic stage.

简·奥斯汀的作品中初现了女性主义思想,而弗吉尼亚·伍尔夫则是一位坚定激进的女权主义者.

——期刊摘选

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