It's a gharial, perhaps the largest terrestrial carnivore ever to walk the earth, larger than T-Rex.
这是一条长吻鄂，可能是地球上有史以来最大的`陆地食肉动物，比霸王龙还要大。
The polar bear is the largest terrestrial carnivore, being more than twice as big as the Siberian Tiger!
北极熊是陆地上最大的肉食性动物，比西伯利亚虎都要大两倍多！