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

VOA: special.2010.04.06

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