单词	trial and error
释义	English American trial and errornoun [ U ] uk/ˌtraɪəl ənd ˈer.ər/us/ˌtraɪəl ənd ˈer.ɚ/ C2 a way of achieving an aim or solving a problem by trying a number of different methods and learning from the mistakes that you make: There's no instant way of finding a cure - it's just a process of trial and error. Thesaurus: synonyms and related words Effort and expending energy apply assiduous be running on empty idiom bust a gut idiom concentrated conscientious fight jump mightily mind overcompensate pains painstaking painstakingly shot slog slugger strenuous thirsty work work up sth See more results » trial and errornoun [ U ] us/ˈtrɑɪ·əl ən ˈer·ər, ˈtrɑɪl/ a way of achieving an aim or solving a problem by trying different methods and learning from your mistakes: In a language lab, students learn by trial and error.
随便看	preeminent preempt preempt preemptive preen preen yourself pref prefab prefab prefabricated prefabrication preface preface prefatory prefect prefecture prefer preferable preferably preferably preference preference capital preference capital preference dividend preference share