롱맨풀이-
trial
1 [C,U] a legal process in which a court of law decides whether or not someone is guilty of a crime:a murder trial
2 [C,U] when smth or someone is tested to find out how good, effective etc they are: clinical trial of a new drug
3 trial and error when you test different methods or answers in order to find the most suitable one: Students learn through a process of trial and error.
trial
1 [C,U] a legal process in which a court of law decides whether or not someone is guilty of a crime:a murder trial
2 [C,U] when smth or someone is tested to find out how good, effective etc they are: clinical trial of a new drug
3 trial and error when you test different methods or answers in order to find the most suitable one: Students learn through a process of trial and error.
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