393 篇文章
to being bigger than dinosaurs.
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to being bigger than dinosaurs. 变得比恐龙还大

they use oxygen far more effectively than Maiacetus.
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they use oxygen far more effectively than Maiacetus. 它们利用氧气的效率远高于慈母鲸

Faster and stronger than bats...
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Faster and stronger than bats... 比蝙蝠更快更强壮

much larger than the first.
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much larger than the first. 比之前那只雄巨角犀大很多

But one remarkable dynasty has had a greater impact than any other.
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But one remarkable dynasty has had a greater impact than any other. 但有一个非凡的王朝 比其他任何王朝都更具影响力

gannets can hold their breath for more than 40 seconds.
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gannets can hold their breath for more than 40 seconds. 大鲣鸟可以屏住呼吸超过40秒

None more so than the plains.
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None more so than the plains. 平原尤其如此

Richer than anything that had gone before...
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Richer than anything that had gone before... 比任何已经灭绝的物种都更为丰富

Less than two hours after impact,
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Less than two hours after impact, 撞击之后不到两小时

Less than an hour after impact,
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Less than an hour after impact, 撞击之后不到一小时