time-tested
adjective mainly US uk/ˈtaɪmˌtes.tɪd/ us/ˈtaɪmˌtes.tɪd/
经过时间检验的;历经考验的
Something, for example a method, that is time-tested has been used for a long period and has been proved to work well.
The school uses old, time-tested techniques for teaching children to read. 该校采用久经检验、行之有效的技巧来教授孩子们阅读。
Synonym: tried and tested/trusted