希克苏鲁伯陨石坑
- 网络Chicxulub crater
希克苏鲁伯陨石坑
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在那些远离希克苏鲁伯陨石坑的地点,有证据显示只发生过一次撞击事件。
The sites that are distant from Chicxulub show evidence of only one impact .
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那次大灭绝是由闯入地球的一颗巨型小行星造成的,形成了墨西哥希克苏鲁伯陨石坑。
The extinction was caused by a massive asteroid slamming into Earth at Chicxulub in Mexico .
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反对者认为,彗星并没有大到可以撞击地球继而造成希克苏鲁伯陨石坑。
Detractors say that a comet wouldn 't have been big enough to cause the Chicxulub crater .
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1990年,也就是这一假说发表的10年后,研究人员在墨西哥发现了希克苏鲁伯陨石坑。
Well in 1990 , 10 years after the theory was published , researchers found the Chicxulub crater in Mexico .