An alternative theory is that of Bowlby, which is that they're drawn to their mother for comfort and social interaction as well as fear of strangers.

另一个理论是鲍尔贝提出，他们被妈妈的安慰,和社会互动吸引,同时他们害怕陌生人。

耶鲁公开课 - 心理学导论课程节选

The image of men, and it's a grotesque image, of men rifling the bowels of their mother earth for treasures better hid - this is a disgusting and terrifying image of a lot of things.

人的形象是十分丑陋的，他们深深切入土地母亲以寻找被埋藏的宝藏,很多东西的形象是令人恶心的且十分恐怖的。

耶鲁公开课 - 弥尔顿课程节选

When their mother approaches there they give a real happiness smile.

当妈妈接近时,他们是真正开心的微笑。

耶鲁公开课 - 心理学导论课程节选

Here, the issue in this poem is grief, how the mother and father each express how they deal with the death of their child.

这首诗谈论的问题很悲伤，这个父亲和母亲表达,他们对死去孩子的处理方式。

耶鲁公开课 - 现代诗歌课程节选