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！
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！
The polar bear is the largest terrestrial carnivore, being more than twice as big as the Siberian Tiger.
科摩·多龙是目前存在的最大蜥蜴，它是一种令人恐惧的捕食性动物。
Komodo dragon is the largest living lizard and a fearsome predator.
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