听力文本

According to recent findings, ancient penguins were huge animals, which researchers estimate weighed around 100 kilograms and may have stood as tall as an average human adult.
科学家最新发现，古代企鹅体型庞大，研究人员估计它们的体重约为100公斤，而且可能和一般成年人一样高uZ@W&pd=@GB!p。
On Tuesday, researchers reported in Nature Communications that the bird lived between 55 and 60 million years ago, in the time directly following the mass extinction of the dinosaurs.
周二，研究人员在《自然通讯》(Nature Communications)上的报道中称，这种鸟生活在5500到6000万年前，正是恐龙大规模灭绝之后g_4_+gMVn_&q。

Researchers say that the disappearance of gigantic penguins coincides with the rise of seals and toothed whales.
研究人员称，巨型企鹅的消失与海豹和齿鲸的出现几乎同时发生3i=wc7Ma3j8@gau。
However, exactly how these mammals were able to push the gigantic birds to extinction remains a mystery.
然而，这些哺乳动物究竟是如何将巨大的鸟推向灭绝的，仍然是个谜+qs6P3nDpi)H03R8。

译文属可可英语原创，未经允许，不得转载guEt3@d=Tk)。

词语解释

1. mass extinction 大量消亡
例句：A new study shows the apparent mass extinction was due instead to a combination of climate change, habitat loss as well as human impact.
一项新的研究表明，动物的大规模灭绝是由气候变化、栖息地的丧失以及人类的影响共同造成的结果q28r|s~3vn6S9ym。


2. coincide with 符合；与...相一致
例句：It happens to coincide with the 100th anniversary of Marie Curie's Nobel Prize in Chemistry.
它正好和居里夫人获得诺贝尔化学奖100周年相一致!rF_[0v2hLwm=S|u~L。