Hadrosaurs

更新：2023-12-19

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[00:00]Hadrosaurs - Wee Sing
[00:01]   
[00:01]The bony crests on some hadrosaurs' heads contained air passages connected to their noses
[00:08]有些鸭嘴龙的骨质头冠中有空气流通的管道 这些通道和鼻子相通
[00:08]Some scientists believe that honking sounds might have been made by using these airpassages
[00:15]一些科学家认为鸭嘴龙就是通过这些通道发出汽车喇叭声一样的叫声
[00:15]Another theory is that these passages greatly improved their sense of smell
[00:21]另一种理论认为 这些通道大增强了鸭嘴龙的嗅觉
[00:21]Still others say the crests were a way
[00:24]还有人认为头冠
[00:24]Dinosaurs could recognize members of their own species
[00:31]是恐龙辨认自己同类的一种方式
[00:31]Some hadrosaurs had special heads
[00:33]有的鸭嘴龙长着奇特的头 
[00:33]With strange looking spikes and crests
[00:37]头角和肉冠看起来很奇怪
[00:37]No one is sure what they were for
[00:39]没人知道它们有什么作用 
[00:39]So all we can do is guess
[00:42]所以我们只能猜猜看
[00:42]What do you think
[00:45]你猜呢
[00:45]You can guess too
[00:48]你也可以猜猜看
[00:48]What were they for
[00:51]它们有什么用
[00:51]What did they do
[00:54]它们有什么用
[00:54]The crests might have been to attract a mate
[00:57]头冠也许是用来吸引同伴的 
[00:57]Or improve the sense of smell
[01:00]或许能增强嗅觉 
[01:00]Perhaps they magnified the roar
[01:03]或许能扩大吼声
[01:03]It's a mystery Who can tell
[01:06]这是个迷谁能解开
[01:06]What do you think
[01:09]你猜呢
[01:09]You can guess too
[01:12]你也可以猜猜看
[01:12]What were they for
[01:15]它们有什么用
[01:15]What did they do
[01:20]它们有什么用