| 释义 |
ascertain ☞ascertainv. [ˌæsǝ′teɪn] (ascertains; ascertained; ascertaining)
双解释义 vt. 弄清，查明 discover, to make certain基本要点 1. ascertain的基本意思是“发现前所未知的事物”。通常指意识到了自己的无知之后通过有意识的努力来弄清真相或找出事实。2. ascertain是及物动词，接truth, fact等名词或名词从句作宾语，可用于被动结构。词汇搭配 ～+副词 ～ accurately 准确地查明 ～ dimly 不是很确定 ～ distinctly 清楚地查明 ～ instantaneously 即刻弄清 ～ unhesitatingly 毫不迟疑地确定 ～ vaguely 没弄清楚～+介词 ～ from 从…查明句型例句 用作及物动词 ▲ S+～+n./pron. I'm going to ascertain the truth. 我要查明真相。 The detective tried to ascertain the facts about the robbery. 侦探试图查明这起抢劫案的真相。 I am going to ascertain the truth of his statement. 我将弄清他的话是否真实。 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。◇ 用于be ～ed结构 The power needs of the ship must be ascertained. 这艘船所需的动力必须弄清。 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 I ascertained that he was dead. 我确定他死了。 He ascertained that the news was true. 他确定消息属实。 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 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。 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。 Can you ascertain who the owner is? 你能查明物主是谁吗? We could not ascertain how it happened. 我们没能弄清它是怎样发生的。词语辨异 ♣ ascertain, determine, discover, learn, unearth 参见determine条。 |