Smith used mail coaches to travel as much as 10,000 miles per year.

史密斯使用邮车旅行每年多达1万英里。

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Smith estimated the road distance from Yudam-ni west to Mupyong-ni, over another mountain pass and then through a narrow valley, as being 55 miles.

史密斯估算了一下柳潭里以西到武坪里的路程，大约有55英里，其中需要翻越另一个山口进入狭窄的山谷行军。

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one of the soldiers said to Smith. "You'll never be able to walk all those miles with that heavy pack on your back."

VOA: special.2009.12.12

From our place to Fort Smith was about seventy miles as a bird flies, taking you past beautiful Mount Nebo where we had a little summer house so Mama could get away from the mosquitoes, and also Mount Magazine, the highest point in Arkansas, but it might as well have been seven hundred miles for all I knew of Fort Smith.

NPR: Excerpt: 'True Grit'

Smith Corona moved 40 miles away (and in the PC era became irrelevant).

FORBES: Magazine Article

Brad Smith, who lives 45 miles north of West in Waxahachie, told KWTX that he and his wife heard what sounded like a thunderclap.

WSJ: Official: Several Injured in Plant Explosion in Waco, Texas