Huck is a poor child, without a mother or home.

VOA: special.2010.03.21

It makes sense that we pay families who have lost a father or a mother so that they can keep going.

我们给失去亲人的家庭,付一些钱是有道理的,这样他们可以继续生活

耶鲁公开课 - 金融市场课程节选

and it's a memorable thing to see that a mother or a father donates to a child.

看见一个母亲或者父亲给孩子捐赠，这很让人难忘。

挽救生命的工作 - SpeakingMax英语口语达人

And she was very good at it. She also seemed to feel most safe when she was at home with her mother and father, or riding a horse on her family's land.

VOA: special.2009.07.26

Language has powers that are entirely unpredictable, that can't be harnessed in precisely that deliberate way: by making a decision to take someone's words in the wrong way, or by telling a story to make a moral point, as the mother does.

语言的力量无可估量，绝不是单单使用一下那么简单：,而是通过假意遵从，以及勾起人性良知的方式表达的。

耶鲁公开课 - 1945年后的美国小说课程节选

Remember, everything we did was a first, not because we were pioneers or inventors, but it is literally, necessity is the mother of invention.

VOA: standard.2010.06.21

So, you would expect a child who just grew up with a mother or just grew up to be a father--with a father to be in some sense psychologically damaged by that, failing to go through the normal psychosexual stages.

你会看到由单身母亲抚养长大的孩子,或由单身父亲抚养长大的孩子,在某种意义上,会因此而形成心理创伤，从而无法正常地经历所有的性心理阶段。

耶鲁公开课 - 心理学导论课程节选

"And,also that health workers or field workers should know how to help a mother re-lactate.

VOA: standard.2009.08.01

"No one today need die of TB." "No child should see the life of a mother or father destroyed by a disease that is completely curable.

VOA: standard.2010.07.12