听力文本

According to Business Insider President Donald Trump resurrected his derogatory "Pocahontas" nickname for Democratic senator Elizabeth Warren,
据《商业内幕》网站报道，美国总统唐纳德·特朗普重新提起了他的贬低言论，称民主党参议员伊丽莎白·沃伦是“波卡洪塔斯”，
and joke he could no longer use it after a DNA test report suggested she merely had trace amounts of Native American ancestry in her DNA.
并开玩笑说，在沃伦的DNA测试报告显示她几乎没有美国原住民血统后，他就不能再这个外号称呼沃伦了k&^h;Or)jS)。
Warren who has long contended that she has Native American ancestry attempted to silence her skeptics by taking a DNA test, which her campaign then publicized with a video and supporting documents.
长期以来，沃伦一直声称她有美国原住民血统，试图通过进行DNA测试来让她的怀疑论者闭嘴，她的竞选团队随后用视频和支持文件公布了测试结果txIYv#vUxA=f。

Representatives from Native American tribes described a testing procedure as useless in determining tribal citizenship， while Warren's claim of Native American heritage has yet to be disproven.
来自美国原住部落的代表说，DNA测试在确定部落公民身份方面毫无用处，沃伦声称的美国原住民血统还未得到证实kw.|3bg(;y&。
DNA tests alone cannot conclusively prove a person's ancestor.
DNA测试本身并不能确切证明一个人的祖先~V^yL7@,OGux]6%s。

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词汇解析

1、ancestry

血统；祖先；

The origin of vertebrates and their ancestry are problems still obscured by too few facts.
脊椎动物的起源和它们的始祖问题，由于事实太少仍然不很清楚&adM&.1x6#wTp~8h。

2、tribal

部落的；部族的；

Human beings are all gregarious, both tribal and racial.
在部落和种族之间人类生命都是群居的_J*_29pDpY7Y3SKd&c.。

This old so-called tribal nobility disappeared for the most part during the migrations or soon afterwards.
这种古代的所谓部落贵族，大多数在民族大迁徙中或在它以后不久便消灭了dx]|#KlKSDwK3kD5t@H。