Alaska became an official territory of the United States in nineteen twelve.
阿拉斯加在1912年正式成为美国领土。
The word "vitamin" dates back to Polish scientist Casimir Funk in nineteen twelve.
维生素这个词要追溯到1912年的波兰科学家Casimir Funk。
The refuge has ten thousand hectares of land. It was started in nineteen twelve to help protect the local elk population.
这个保护区占地一万平方公顷，它成立于1912年，旨在保护当地的麋鹿的数量。
In nineteen twelve, he began to study a skin disease that was killing thousands of people in the South.
VOA: special.2011.05.31
In West Virginia in nineteen twelve, violence connected to a miners' strike led to her trial and conviction for conspiracy to murder.
VOA: special.2009.03.16
He was on duty when the passenger ship Titanic sank in the Atlantic Ocean in nineteen twelve.
VOA: special.2010.01.31
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