검색
trial and error
01
the process of testing a method, an idea, etc. in several ways to achieve the desired outcome
예
After hours of trial and error, she finally succeeded in developing a roll of film with crisp, well-exposed images.
Starting a new business often involves trial and error as entrepreneurs figure out what strategies succeed and what does not.
Building the prototype required trial and error to see which materials and designs performed best.
The engineer solved the problem through trial and error, testing different solutions until one worked.
It took hours of trial and error to put it together correctly.
