英语语法分析

Would life in the tundra justify infanticide?

苔原地带的艰苦生活能作为杀婴行为的借口吗？

In some species, such as lions and langurs, this results in deliberate infanticide.

在诸如狮子及叶猴等物种中，这导致了故意杀婴。

Not surprisingly, maternal infanticide is mainly a crime of poor, single women.

一点也不奇怪，杀婴母亲主要是贫穷、单身者。