ascertain

verb

1. be careful or certain to do something
make certain of something

e.g. He verified that the valves were closed
See that the curtains are closed
control the quality of the product

Synonym: seecheckinsuresee to itensurecontrolassure

2. learn or discover with certainty

3. establish after a calculation, investigation, experiment, survey, or study

e.g. find the product of two numbers
The physicist who found the elusive particle won the Nobel Prize

Synonym: determinefindfind out

4. find out, learn, or determine with certainty, usually by making an inquiry or other effort

e.g. 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

Synonym: determinecheckfind outseewatchlearn

1. （尤指经过努力后）查明，弄清，确定
If you ascertain the truth about something, you find out what it is, especially by making a deliberate effort to do so.

e.g. Through doing this, the teacher will be able to ascertain the extent to which the child understands what he is reading...
这样一来，老师就能确定孩子们对他所读的内容理解多少了。
e.g. 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。

1. 查明：不过,这里存在一个难题,即诉前开示仅仅被用作查明(ascertain)事实而非进行证言保全的范围如何确定?此外,如果允许进行诉前开示,是否开示只限于查明这种事实,该事实是否将会在后来的法庭审理中被采纳为证据?许多司法区颁布了一些规则,

2. ascertain什么意思

2. 确定,查明：article 制品,产品 | ascertain 确定,查明 | assemble 组装

3. 查明, 确定：arduous 艰巨的; 努力的 | ascertain 查明, 确定 | aspect 样子; (问题等的)方面