ascertain

ascertain读音音标

英 [ˌæsəˈteɪn]

美 [ˌæsərˈteɪn]

ascertain意思解释

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

v.(动词)

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

detect, discover, ascertain, find

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。