About 130 million of these cells look like rods and handle the black and white vision.

其中约有一亿三千万个棒状细胞来处理黑白视觉，另外七百万个锥状细胞使我们能够看到颜色。

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Cones can differentiate between the different wavelengths of light and therefore enable us to see in colour while the more sensitive Rods only give us black and white vision.

锥状细胞能够分辨出光的不同波长，因此可以帮助我们看清色彩获取更多感受，而杆状只能让我们感受到黑色和白色。

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I wish I had better peripheral vision as cars, trams, bikes and pedestrians seem to float by from all directions in silence -- their sounds lost in the white noise of this uniquely lively city.

从四面八方过来的汽车，电车，自行车和行人在我身边消无声息的流动，他们的声音融合在这个特别生机勃勃城市的白色喧闹里，我多么想能在这个城市里再多看一点风景。

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White House press secretary Robert Gibbs says the president will speak directly to the American people about his vision for health care reform.

VOA: standard.2009.09.08

This was seen by liberal critics as a doomed bid to revive a romantic vision of white settlement in the 18th century.

ECONOMIST: Learning about the past

What started as an idea of "running a country without oil" in a white paper quickly evolved from vision to reality in the company's first two markets, Israel and Denmark.

ENGADGET: Better Place founder Shai Agassi steps down from CEO post

Few recent presidents have come to the White House with such a bold vision to change society or been so willing to spend political capital in that quest.

ECONOMIST: George Bush