According to the U. s. Geological Survey, more than 600 volcanoes occur in the San Francisco Volcanic Field, and they have erupted at various times over the past 6 million years.

据美国地质调查局，旧金山火山带上大约有600座火山，在过去的6百万年里，它们爆发在不同的时期。

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A substantial dispute regarding the status of the Kuril Islands arose between the U. S. and the Soviet Union during the preparation of the Treaty of San Francisco in 1951.

1951年准备旧金山条约期间，苏美关于千岛群岛的地位问题发生了很多争执。

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The U. S. also fares poorly, barely making it into the top 30 with Honolulu and San Francisco in the bottom two places.

美国境遇也不佳，挤进前30名的只有榜尾的火奴鲁鲁和旧金山。

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Larry Simns--co-founder of Commercial Fishermen of America, a San Francisco-based nonprofit representing U.S. commercial fishermen--knows the pain.

FORBES: Magazine Article

The two companies asked the justices to overturn a May ruling by the San Francisco-based 9th U.S. Circuit Court of Appeals that allowed the lawsuit to proceed.

FORBES: Magazine Article

The San Francisco-based 9th Circuit U.S. Court of Appeals on Tuesday unanimously tossed out a lawsuit by the now-closed Al-Haramain Islamic Foundation.

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