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A slew of products , from games like nintendo 's brain age to more sophisticated computer-assisted software , are marketed at consumers worried about losing their mental sharpness .

大量的产品，从任天堂的“大脑时代”到复杂的计算机辅助软件，营销对象都是针对担心失去大脑敏锐度的客户群。

A funny man is considered to be ' quick ' , and strangely enough , cardiovascular activity increases the ' sharpness ' of the mind .

一个有趣的人应该反应很快，并且足够古怪，心血管活动增加了思维的敏锐性。

Now studies are revealing that advantages of bilingualism persist into old age , even as the brain 's sharpness naturally declines , bialystok said friday at a meeting of the american association for the advancement of science in washington , d.c.

比亚韦斯托克在星期五的华盛顿美国科学促进协会一个会议上说，现在研究显示，双语的优势持续到老年，即使届时大脑的敏捷度已经自然下降。

We talk about focus , depth of field and sharpness , as well as how lenses work , what focal lengths mean and how they put light on the sensor .

我们谈论焦点、景深和锐度，以及镜头如何工作、焦距的意义和感光的过程。

Another feature of the new street view maps isa configuration menuwhich allows you to customize settings like image sharpness , brightness , quality , and projection or the curved effect .

这个街景地图的另一个特点是它有一个配置菜单，可以让用户自定义照片的锐度，亮度，品质，投影或者曲度效果。