| 单词 | trials | 
| 释义 | trial1 of 3noun  tri·al  ˈtrī(-ə)l  1   : the formal examination before a competent tribunal of the matter in issue in a civil or criminal cause in order to determine such issue   2  a    : the action or process of trying or putting to the proof : test    b    : a preliminary contest (as in a sport)   3  a    : a tryout or experiment to test quality, value, or usefulness   compare clinical trial    b    : one of a number of repetitions of an experiment   4   : a test of faith, patience, or stamina through subjection to suffering or temptation    broadly : a source of vexation or annoyance  5   : attempt   trial2 of 3 adjective1   : of, relating to, or used in a trial   2   : made or done as a test or experiment   3   : used or tried out in a test or experiment   trial3 of 3 verb  trialed or trialled; trialing or trialling; trials   transitive verb   : to test the functioning, value, or usefulness of (something)  In 2014, Germany trialed a copyright law granting publishers licensing fees for quoted content. So a raft of demonstration projects around the world have trialled "smart grids" that deal with electricity flowing in two directions—accommodating individuals selling power back to the utility company operation … trials noun1 as in ordealsa test of faith, patience, or strength living with her insufferable relatives was a real trial Synonyms & Similar Words Relevance 
 2 as in rehearsalsa private performance or session in preparation for a public appearance ran another trial of the aerial performance before opening night Synonyms & Similar Words 
 3 as in testsa procedure or operation carried out to resolve an uncertainty trials by medical researchers haven't determined whether the medication is safe or not Synonyms & Similar Words 
 4 as in attemptsan effort to do or accomplish something will rest and make another trial at climbing the mountain Synonyms & Similar Words 
 5 as in headachessomething that is a source of irritation trying to have a coherent phone conversation with his senile father was always a trial Synonyms & Similar Words 
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