ascertain
英英释意
- 1. after a calculation, investigation, experiment, survey, or study;
- "find the product of two numbers"
- "The physicist who found the elusive particle won the Nobel Prize"
- 2. be careful or certain to do something; make certain of something;
- "He verified that the valves were closed"
- "See that the curtains are closed"
- "control the quality of the product"
- 3. find out, learn, or determine with certainty, usually by making an inquiry or other effort;
- "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"
- 4. learn or discover with certainty