After the gold came citrus, oil, property, lettuce (" green gold "), aircraft and, most recently, Silicon Valley.

黄金之后就是柑橘、石油、房地产、生菜(绿金)、飞机以及最近的硅谷。

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This sensor consists of a piece of silicon less than half a centimetre across, fitted with an array of 100 gold electrodes each thinner than a human hair.

这个传感器由不到半厘米厚的硅片构成，上面排列有100个比头发丝还细的金质电极。

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There followed the dotcom boom in the late 1990s, which promised to make silicon the new gold in the San Francisco Bay Area.

接下来是1990年代后期的互联网泡沫，那次泡沫使得硅谷成了旧金山湾地区的新的淘金之地。

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There followed the dotcom boom in the late 1990s, which promised to make silicon the new gold in the San Francisco Bay Area.

ECONOMIST: The people's will

Silicon Valley may continue to reap riches from the periodic technology gold rush , but in the longer term, tech growth will continue its long-term dispersion to ever more parts of the country.

FORBES: The New Places Where America's Tech Future Is Taking Shape