ascertain
形容词
ascertainable: 可确定的
名词
ascertainment: 确定,查明
词语辨析
ascertain与discover区别在于ascertain强调通过努力或调查来获得确凿的事实,而discover强调通过偶然或意外的方式发现。
词汇扩充
ascertainable: 可确定的
ascertainably: 可确定地
ascertainer: 确定者
ascertainly: 确定地
ascertainment: 确定,查明
近义词
find out, determine, discover, establish, verify
反义词
uncertain, doubt, question
柯林斯词典
ascertain (verb): If you ascertain the truth about something, you find out what it is, especially by making a deliberate effort to do so. 【来源:Collins COBUILD Advanced Learner's English Dictionary】
牛津词典
ascertain (verb): Find (something) out for certain; make sure of. 【来源:Oxford Languages】
用法
- The police are trying to ascertain the cause of the accident.
警方正在努力查明事故的原因。
- He ascertained that the information was accurate before publishing it.
他在发布前确认了信息的准确性。
- The detective ascertained the identity of the thief through careful investigation.
侦探通过仔细调查确定了小偷的身份。
- It is essential to ascertain all the facts before making a decision.
在做决定之前,确立所有的事实是必要的。
- They were unable to ascertain the exact time of death.
他们无法确定死亡的确切时间。
It took a while to ascertain the truth of the matter.
要查明事实真相需要一段时间。
The police are still trying to ascertain the whereabouts of the suspect.
警方仍在努力确定嫌疑人的行踪。
We need to ascertain the cause of the problem before we can find a solution.
在找到解决方案之前,我们需要查明问题的原因。
She ascertained from the doctor that her condition was not serious.
她从医生那里了解到她的病情并不严重。
He ascertained the value of the antique by consulting an expert.
他通过咨询专家来确定古董的价值。
They conducted experiments to ascertain the effectiveness of the new drug.
他们进行了实验以确定新药的有效性。
He ascertained the truth by interviewing multiple witnesses.
他通过采访多个证人来查明真相。
The committee was tasked with ascertaining the feasibility of the project.
委员会的任务是确定该项目的可行性。
She ascertained his intentions through his actions.
她通过他的行动确定了他的意图。
The investigators worked tirelessly to ascertain the cause of the fire.
调查人员不辞辛劳地查明了火灾的原因。
She ascertained the correct answer by process of elimination.
她通过排除法确定了正确答案。
He ascertained the source of the leak and fixed it.
他查明了泄漏的源头并修复了它。
The researchers are trying to ascertain the long-term effects of the medication.
研究人员正在努力确定药物的长期影响。
The company conducted a survey to ascertain customer satisfaction.
公司进行了一项调查以确定客户满意度。
She ascertained the identity of the caller before revealing any information.
她在透露任何信息之前确定了来电者的身份。
We need to ascertain the availability of the product before placing an order.
在下订单之前,我们需要确定产品的供应情况。
The investigators were unable to ascertain the motive behind the crime.
调查人员无法确定犯罪背后的动机。
The forensic team ascertained the cause of death through a thorough examination.
法医团队通过彻底的检查确定了死因。
The scientists are conducting experiments to ascertain the accuracy of the theory.
科学家们正在进行实验以确定理论的准确性。