英:[ˌæsəˈteɪn]
美:[ˌæsərˈteɪn]
英:[ˌæsəˈteɪn]
美:[ˌæsərˈteɪn]
as·cer·tain
ae sr teIn
第三人称单数:ascertains
现在分词:ascertaining
过去式:ascertained
过去分词:ascertained
ascertainable (adj.), ascertainably (adv.), ascertainment (n.)
词根:ascertain
adj.ascertainable 可查明的;可确定的
Verb
1. after a calculation, investigation, experiment, survey, or study;
"find the product of two numbers"
"The physicist who found the elusive particle won the Nobel Prize"
2. be careful or certain to do something; make certain of something;
"He verified that the valves were closed"
"See that the curtains are closed"
"control the quality of the product"
3. find out, learn, or determine with certainty, usually by making an inquiry or other effort;
"I want to see whether she speaks French"
"See whether it works"
"find out if he speaks Russian"
"Check whether the train leaves on time"
4. learn or discover with certainty
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。
以上来源于网络
15世纪初,“通知,保证”(现已过时),源自盎格鲁-法语词汇 acerteiner,古法语 acertener “保证,证明”(13世纪),由 a- “到”(见 ad-)和 certain “确定,有把握”(见 certain)组成。1794年出现了“通过实验或调查确切地找出”的含义。相关词汇: Ascertained, ascertaining。
判明
Middle English acertainen to inform, give assurance to, from Anglo-French acerteiner, from a- (from Latin ad-) + certein, certain certain
The first known use of ascertain was in the 15th century
asceticadjective
following a practice of not giving in to one's desires especially as a means of religious discipline
an ascetic way of life
harshly simple : austere
ascetic surroundings
asceticadjective
following a practice of not giving in to one's desires especially as a means of religious discipline
an ascetic way of life
harshly simple : austere
ascetic surroundings
ascertainverb
to learn with certainty : find out
could not ascertain the correct date
ascertainverb
to learn with certainty : find out
could not ascertain the correct date
ascertainverb
to learn with certainty : find out
could not ascertain the correct date
ascertainverb
to learn with certainty : find out
could not ascertain the correct date
1 “I was but a child when introduced to him. I should like to ascertain if even in the flaming chasms of Tartarus, he wears high-heels.”
2 Overvoltage protection level and maximum allowable energy dissipation of MOV are ascertained.
确定了过压保护的重要元件MOV的过电压保护水平和最大允许能耗.
3 I can’t see the difference, but since I’ve already ascertained that it’s a bad idea to argue with August, I oblige.
4 Only two out of real estate as a commodity value attributes to ascertain its basic values.
只有弄清楚房产作为这两种商品属性的价值,才可以确定它的基本价值.
5 “Our own investigation has ascertained that the witnesses were bribed to lie about what truly occurred. Further, their identities have been tampered with, and we can’t locate them.”
6 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.
7 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.
8 He wanted to ascertain if the mute really understood what was said to him.
9 She wanted to ascertain that her son was among the wounded.
她想要弄清儿子是受伤者之一.
10 The climatological behavior of the front cannot be reliably ascertained from just two years of monitoring.
仅仅从这两年的的监测来看,锋面的气候变化不能完全可靠地被确定下来.
11 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。
12 The ladies were somewhat more fortunate, for they had the advantage of ascertaining from an upper window, that he wore a blue coat and rode a black horse.
13 Through doing this, the teacher will be able to ascertain the extent to which the child understands what he is reading.
通过这样做,老师将能确定这个孩子对他正在读的内容的理解程度。
14 Caught offside, it took a moment for her to ascertain what her aunt meant by Like That.
15 The police determined to ascertain the truth of the matter.
ascertain:警察决心查明事实的真相.
16 Rogers' room, as Philip Lombard had already ascertained, was untenanted.
17 No one, so far as Bloom could ascertain, bore a grudge against Shorty.
18 "Most of us are wanting to call time out on aid until we can ascertain what is in our best interest," he said.
我们中多数人主张,在搞清楚如何确保我们自己的利益之前,先停止对巴基斯坦的缓助。
19 Asthma status at 7 and 32 yrs of age was ascertained by questionnaire.
通过问卷调查明确7岁和32岁的哮喘状态.
20 Mr Lewis, so far as I could ascertain, had already retired.
2 确定
surely establishment confirmation determination clarity assurance fixing surety make see set play check determine establish fix confirm settle nominate cement clinch MAKE SURE put the seal on final certain positive given concrete determinate finally certainly assuredly assessment state name tell stick assign assess verify assure vouch for certain fix on sure specific secure absolute precise explicit definitive definite assured assertive punctual decided clean-cut incontrovertible corroborative security precision ground purpose nail uphold corroborate clench aver asseverate and how as sure as fate once for all for a certainty sure as death look to it that by all odds You bet your life button down clinch a deal hard safe firm steady find ensure seal appoint say decide identify check up clear solid fixed firmly certainty firmness certitude define pinpoint clinch it make sure make sure that for sure established determined changeless confirmative corroboratory verification authentication corroboration averment mount cinch cor roborant decisive determinative decretive settlement settling definitize limit square lay compound fasten down
4 查明
find establish detect spy check on make certain investigate check determine discover check up analyse look figure fix determination pinpoint spy out find out assure make sure of that account for make sure find out about get at dig up make sure of location investigation into locate MAKE SURE ferret out smoke glean plumb expiscate verify button down
5 了解
hip wise knowledge acquaintance wis acquaint enlighten discern know let understand track appreciate penetrate seized of be acquainted with get into head up on know about tuned in clue in
6 弄清
find figure see unravel fathom assure make sure of that make sure find out find out about make sure of cut through sort out check into tease out look decern glean
7 证实
proven collateral confirmatory corroborative confirmative confirmation ratification testify establish confirm approve verify validate attest authenticate substantiate corroborate vouch vindicate circumstantiate
8 确信
positive confident satisfied convinced conviction certainty certitude know hold satisfy assure to satisfaction put money on put your money on be sure of believe in
9 可确定的