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

And then my mom and I would decorate it.

然后我和妈妈开始装饰。

洛克菲勒中心的时光 - SpeakingMax英语口语达人

Well, it's not memorized as we think of it and you may have had music lessons along the way and your teacher and your mother said "Go memorize your piece." It's not memorized like that.

这完全不是想我们猜想的那样是靠死记硬背的,也许你上音乐课的时候,你的老师或和你妈妈会说,记下这一段,而这段音乐不是像那样靠死记硬背的

耶鲁公开课 - 聆听音乐课程节选