以下为句子列表：
英文: Although paleontologists had known for many years that the bones of dinosaurs contain growth lines, something like the circumferential growth rings we see in trees, it was only in the second half of the 20th century that they began to use these growth lin
中文: 虽然早在许多年前，古生物学家就已经知道，恐龙骨骼里有著类似树木年轮的生长线；但直到20世纪后半，生长线及骨骼中的其他结构，才被用来研究这些已灭绝动物的生长情形。
更详细...
英文: Because dinosaurs are extinct the scientists had very little to go on.
中文: 因为恐龙已经灭绝，科学家几乎无法研究。
更详细...
英文: But Toon, the co-author of a study published in the Geological Society of America Bulletin in May, reckons the dinosaurs end was even more dramatic.
中文: 但是图恩推测恐龙的结局可能更富有戏剧性。今年五月，图恩与人合作在《美国地质学会通报》上发表了一篇有关方面的研究论文。
更详细...
英文: But during times of environmental stress, some animals can lower their metabolic rates enough to reduce their need for food; perhaps Arctic dinosaurs did something similar without reaching an official state of hibernation.
中文: 而在环境恶劣之时，有些动物可以降低身体的代谢速率，以便减少食物的需求量；也许，北极的恐龙便采取类似的策略，牠们就不需要进入正式的冬眠状态了。
更详细...
英文: Dinosaurs are monsters.
中文: 恐龙是种巨兽。
更详细...
|
