二十世纪八十年代末、九十年代初是音乐视频的商业巅峰期，总能带来不断的财源。

At its commercial peak, in the late 1980s and early 1990s, the music video simply gushed cash.

六朝是咏梅诗的初兴期，唐朝是咏梅诗的成熟期，宋朝则是咏梅诗的巅峰期。

The plum chanting poems sprang up from the Six Dynasties, matured in Tang Dynasty, and peaked in Song Dynasty.

ArtsEconomics研究公司的创始人克莱尔·麦克安德鲁估算，在2007年的巅峰期，它的价值约为650亿美元，是五年前的两倍。

At its peak in 2007 it was worth some $65 billion, reckons Clare McAndrew, founder of Arts Economics, a research firm—double the figure five years earlier.