求翻译：亨森获得自由后不久就一心帮助逃亡奴隶。他几次偷偷地从加拿大回到美国帮助其他奴隶通过地下铁路获得自由。有一次在逃跑时，亨森和几个逃跑的奴隶被捕捉奴隶的人包围。他将逃跑的奴隶乔装打扮一番，成功地躲避了追捕。另外，他后来在加拿大的德累斯顿为逃跑的奴隶建造了一个居住小区，并建了教堂和学校，逃跑的奴隶们在这里能够学到有用的谋生之道。他坚信奴隶制最终将被废除，所有的奴隶终将获得释放，种族歧视消失的那天一定会到来。是什么意思？

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After Henson obtains the freedom on wholeheartedly to help to become a fugitive soon the slave.He several times secretly returns to US from Canada to help other slaves to obtain the freedom through the underground railway.有一次在逃跑时，亨森和几个逃跑的奴隶被捕捉奴隶的人包围。He will escape the slave will masquerade, avoided

Shortly after Henson free to help runaway slaves. Several times he stole from Canada back to the United States to help other slaves through the underground railroad to freedom. Once in the escape, Henson and several escaped slaves were captured slaves who surrounded. He escaped slave disguise, manag

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