Geologists say that means it is likely the city will only ever feel the effects of earthquakes with epicenters more than 100 miles away.

VOA: standard.2009.09.07

Two hours,you can be on a damn train to New York City and you'll be lucky if you get eighty miles in two hours, or an hour and fifty minutes.

要知道,两个小时都可以做火车去纽约了,但如果是步行,八十公里你一个小时五十分钟,到两个小时内走到就算不错了

耶鲁公开课 - 1871年后的法国课程节选

It's a small city. It's only 49 square miles, seven hundred thousand people.

这城市不大。只有49平方英里，70万人口。

旧金山的公共交通 - SpeakingMax英语口语达人