n.全盛时期，最为强大(或成功、繁荣)的时期

原形：heyday复数：heydays

Heyday was the time when our small town was bustling with activity.
这句话的意思是：Heyday是指我们小镇最热闹、最活跃的时候。
The 80s were their heyday, when they dominated the music scene.
这句话的意思是：80年代是他们的黄金时期，那时他们在音乐界独领风骚。
My grandfather reminisced about his heyday as a professional athlete.
祖父回忆起他作为职业运动员的黄金时期。
The old cinema still draws crowds on its heyday, before the modern multiplexes opened.
在现代化多厅影院开业前，这家老电影院在它的鼎盛时期仍然吸引着大批观众。
Her acting career really took off during her heyday in the 90s.
她的演艺事业在90年代的黄金时期真正起飞。
The heyday of steam locomotives has long passed, replaced by diesel and electric trains.
蒸汽机车的黄金时期已经过去，被柴油和电力火车所取代。
The local football team enjoyed its heyday in the 70s, winning several championships.
当地足球队在70年代处于巅峰期，赢得数次冠军。
The fashion industry saw a resurgence in vintage styles during the heyday of retro culture.
在复古文化盛行的时代，时尚界见证了复古风格的复兴。
The heyday of Blockbuster Video stores was when renting movies was a weekly ritual for many.
当时，Blockbuster视频店正值繁荣时期，租电影对许多人来说是每周的例行公事。
Their heyday may have been brief, but that one hit song will always be remembered.
尽管他们的辉煌时期短暂，但那首热门歌曲将永远被人铭记。