heydayKK [ˋheˏde] /ˈheɪˌdeɪ/發音名詞1全盛時期、鼎盛時期、巔峰期常與 in 連用In its heyday, this theater attracted audiences from all over the country.這家劇院在全盛時期吸引了來自全國各地的觀眾。