Naming expert Cleveland Evans explains that many of these names were traditionally female or male at one time or another.

VOA: special.2009.07.06

Genesis 1 speaks of male and female, one set of Hebrew terms, but Genesis 2 uses man and woman, a different set of Hebrew terms to describe the genders.

创世纪》1中用希伯来语中的男人女人，但是《创世纪》2用男的和女的,用另外的希伯来语单词描述性别。

耶鲁公开课 - 旧约导论课程节选

And so he said, if you start off with a male and a female, at the end of one month they have an offspring. Let's assume they have two offspring. At the end of the next month let's assume those offspring have offspring. Again a male and female.

在13世纪的时候想要计算兔子的数量,就是一个月大的兔子,再过一个月就可以进行交配,所以它说如果你一开始有一公一母两只兔子,在一个月末它们就可以生小兔子,让我们假设它们生了两只小兔子。

麻省理工公开课 - 计算机科学及编程导论课程节选

She was one of the most influential and energetic female singers in the history of Afro-Cuban Music.

VOA: special.2011.05.08

And penis envy is an account of a developmental state that every one of you who is female has gone through, according to Freud.

根据弗洛伊德的理论,阴茎嫉妒是对女性所经历的，某一发展状态的解释。

耶鲁公开课 - 心理学导论课程节选

A calf is a young cow. A young female cow, especially one that has not yet had a calf, is called a heifer: H-E-I-F-E-R.

VOA: special.2009.07.21

In the grammatical sense, this word is the means or principal of predication whereby we say one thing is another thing: the mare is the female of the horse, for example.

从语法的角度来看，is这个词是,我们声明一个东西是另一个东西的方式或者？委托：,例如说，母马是马中的雌性。

耶鲁公开课 - 文学理论导论课程节选

For reproduction, orchid flowers have male and female parts joined into one structure.

VOA: special.2010.04.06

She was one of America's first female pilots.

VOA: special.2010.05.26

"I think the one story that inspired this book was meeting a wonderful man called Don Mertin in New Zealand and he explaining to me how he had saved a species of bird called a Black Robin when there were just seven individuals left in the world of which only two were female and only one of whom was fertile."

VOA: special.2009.11.18

But her place in history will be secure as the first female speaker, and the one who helped pushed health care legislation through Congress.

VOA: standard.2010.05.11

Today,almost one-fourth of the Afghan parliament is female.

VOA: standard.2010.03.07