The natural history museum have a special exhibition of dinosaur.
自然历史博物馆专门搞了一次恐龙展览。
No one have come up with a convincing explanation of why dinosaur die out.
尚未有人能对恐龙的灭绝作出一个令人信服的解释。
We reconstructed what the dinosaur looked like from a few of its bones.
我们根据恐龙的一些骨头重组恐龙的原貌.
