Cave art seems to have reached a peak toward the end of the Upper Paleolithic period, when the herds of game were decreasing.

洞穴壁画艺术似乎在旧石器时代晚期达到了顶峰，而当时猎物的数量正在减少。

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Paul Wignall and others have found sites where marine fossil deposits reached a peak of diversity at the very end of the Permian period.

保罗·维格纳尔和其他人发现了在二叠纪末期海洋化石沉积达到多样性高峰的地点。

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CDC asks public health LABS to submit samples of flu viruses from the beginning, peak and end of each flu season, and any unusual samples.

CDC要求各公共健康实验室提供每个流感季节流行初期、高峰期和晚期的流感病毒标本，以及任何异常的标本。

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Optimizing the peak-end rule is about capturing the moments of customer experience that demonstrate how your purchase pathway rates from poor to great because there is no in-between.

FORBES: I Experience, Therefore I Shop

Designing for the peak-end rule is another way of not focusing on what is less important, but about focusing on what brings the most value to the customer experience.

FORBES: I Experience, Therefore I Shop

Of the two models unveiled at this week's show, the Peak is the higher-end: it boasts a 4.3-inch qHD display, 8MP rear camera and 2MP front-facing cam, a 1.2GHz dual-core Snapdragon S4 Play chipset (MSM8225), 512MB RAM, 4GB storage with microSD expansion and a 1, 800mAh battery.

ENGADGET: Geeksphone Peak hands-on: a midrange Firefox OS phone from Spain (video)