音标:[,æsə'teɪn] ;
vt. 确定;查明;探知
p. pr. & vb. n. of Ascertain

ascertain的用法和样例:

例句

用作及物动词(vt.)
  1. I ascertain that he was murdered.我确定他是被谋杀的。
  2. I ascertained the disease to be diphtheria.我确定该病为白喉。
  3. 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。
  4. I'm going to ascertain the truth.我要查明真相。
  5. It's difficult to ascertain the coal deposits.煤储量很难探明。
  6. 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。

常见句型

用作动词(v.)
用作及物动词S+~+ n./pron.
  1. I'm going to ascertain the truth.我要查明真相。
  2. The detective tried to ascertain the facts about the robbery.侦探试图查明这起抢劫案的真相。
  3. I am going to ascertain the truth of his statement.我将弄清他的话是否真实。
  4. 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。
  5. 1
  6. The power needs of the ship must be ascertained.这艘船所需的动力必须弄清。
  7. The previously unidentified objects have now been definitely ascertained as being satellites.原来所说的不明飞行物现在已证实是卫星。
S+~+that-clause
  1. I ascertained that he was dead.我确定他死了。
  2. He ascertained that the news was true.他确定消息属实。
  3. He had ascertained that his son-in-law was among the living prisoners.他已查明他女婿曾在活着的囚犯之中。
S+~+wh-clause
  1. I want to ascertain what time the train arrives, so that I may get to the station in time to meet my friend.我查清火车到达的时间,以便我准时到火车站去接我的朋友。
  2. It is difficult to ascertain what the people really want.问题在于一定要弄清人们究竟需要什么。
  3. Can you ascertain who the owner is?你能查明物主是谁吗?
  4. We could not ascertain how it happened.我们没能弄清它是怎样发生的。

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

经典引文

  • Who may perhaps..Be ascertained that Two and Two make four.

    出自:Charles Churchill
  • I wish to be ascertained of the..intentions of the Court.

    出自:G. Morris
【近义词】

Rights Group Accuses Nigerian Military of 'Cover-Up' The rights group said satellite images following last month's violence in the northern Nigerian town of Baga show more than 2,000 buildings destroyed. Nigeria's military says only several dozen hom

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 VOA标准英语2013年(五月)

By Robert Berger Jerusalem 07 March 2007 An investigation into Israeli efforts to protect civilians during last year's war in Lebanon has erupted into an open conflict, pitting the prime minister against the top government watchdog. As Robert Berger

发表于:2019-02-04 / 阅读(282) / 评论(0) 分类 2007年VOA标准英语(三月)
学英语单词
alcuronium chloride
Allium sativum L.
animal product
antuitrin-growth
arch position
architectonic
Asaf(o)etida
atretic hormone
automatic estimation tool
ball table
biochemic
blindest
blood red heat
bolognino
bolt in double shear
branch heading
brigue
business suit
carrot infusion agar
Cibatu
cloak room ticket
communication agreement
concentration system of foreign exchange
configuration bias
countershaft transmission
DCAP-BTLS
derosphaerus exularis
die-hardism
diluting factor
disabled person's tax credit
Dongqi
Echinops pseudosetifer
eserine tartrate
footsweep
framepacks
freddys
furniture plush
gelsemine
general and vocational high school
gestonorone caproate
gravetyes
Harwell synchrotron
histidinol phosphate
Hiuchiga-take
iced-tea
inexsaturable
intermediate care unit
isotope equilibrium
Jin-Jang
Kahuta
kaizu bandaizan (japan)
kanyemba
Kotohira-yama
laryngostomic fistula
lathrop
Lincoln Village
Litsea glauca
longfield
macrocypris sansheia
Mahaska
Manoron
mapping address
mcgrew
membrane length constant
modal-domain fiber optic sensor
Mosquitos, Costa de
multipedal
one-to-one correspondence
osteosclerosis congenita
over-caring
pacholite
parallel detection system
parishioners
passenger flow district
Pedicularis neolatituba
perfusion cannula
Pirbright
pirelli
plane director
plow for reclamation work
previewing
quartz-glass thermometer
radiation genetics radiogenetics
RAEB-T
rapidity of firing
Rilatin
rollerjam
Sansom
Severo-Baykal'skoye Nagor'ye
sharus
single column punch
slot joint
solid fuel boiler
spheroscope
static probe
subsidiary note
tauricide
Tecomapa, R.
track adress register
vectorial enzyme
whisker growth
wown