noun 下载 🔗分享 时代，时期，纪元。 A time period of indeterminate length, generally more than one year. Examples : "The Victorian era saw significant changes in family life. " 维多利亚时代见证了家庭生活的重大变革。 time history age period essential 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 时代，时期。 A unit of time, smaller than eons and greater than periods. Examples : "The Victorian era saw significant changes in fashion and social customs. " 维多利亚时代见证了时尚和社会习俗的重大变革。(“维多利亚时代”就是an era的例子，容易理解。) time history age period essential 与AI对话词汇游戏阅读练习
