马克吐温是美国著名作家。请根据下列提供的内容写一篇人物简介，以便发表在《新干线英语》上。（词数：100~120）　　马克吐温（1835~1910）生于美国Missouri.他是美国19世纪著名的作家之一。他的家乡位于密西西北河畔。成年后，他曾在密西西北河的船上当水手。马克吐温是他的笔名，由水文测量标上“两个刻度（two marks）”而得。　　他写过很多小说。其中最著名的是《汤姆索耶历险记》（Tom Sawyer）。他的作品被译成多国文字，深受世界读者喜爱。　　Mark Twain （1835－1910）， one of the best known American writers in the 19th century， was born in Missouri in the middle part of the United States.　　Mark Twain’s hometown lay on the banks of the Mississippi River， where he spent his childhood. When he grew up he worked as a pilot on a river boat for some time. Mark Twain is his pen name. He took it from the shout of the sailors measuring the depth of the water when the water was two marks deep on the lead line.　　Mark Twain wrote a lot of novels， one of which is The Adventures of Tom Sawyer， the masterpiece which brought him fame and honor. Some of his writings have been translated into many languages. He and his works are deeply loved by readers throughout the world.