英语语法分析

Chris has talked about pandas being an evolutionary cul-de-sac, and it's certainly unusual for a carnivore to take up herbivory.

克里斯曾经说熊猫是进化的尽头，而对于食肉动物来说，摄取食草动物是很不寻常的。

After escaping from whaling boats 150 years ago, it quickly evolved to triple in size and switched from herbivory to eating flesh.

自150年前从捕鲸船跑出来以后，它很快就进化到三倍大小，由食草变成食肉。

After escaping from whaling boats 150 years ago, it quickly evolved to triple in size, and switched from herbivory to eating flesh.

自150年前从捕鲸船跑出来以后，这种家鼠很快就进化到原大小的三倍，由食草变成食肉。