Visuddhimagga XIII-51

Tesaṃ taṃ oḷārikaṃ āhāraṃ āharayataṃ tato pabhuti muttakarīsaṃ sañjāyati.

因为他们吃了这种粗食，所以此后便产生小便和大便了。

Ñ(XIII,51): As soon as they eat this gross food, urine and excrement appear in them.

Atha nesaṃ tassa nikkhamanatthāya vaṇamukhāni pabhijjanti,

此时为了他们的排泄（大小便），而破出疮口（大小便道），

Ñ: Then wound orifices break open in them to let these things out.

purisassa purisabhāvo,

男的出现男性，

Ñ: The male sex appears in the male,

itthiyāpi itthibhāvo pātubhavati.

女的亦出现女性。

Ñ: and the female sex in the female.

Tatra sudaṃ itthī purisaṃ, puriso ca itthiṃ ativelaṃ upanijjhāyati.

女对男，男对女长时的注视相思。

Ñ: Then the females brood over the males, and the males over the females for a long time.

Tesaṃ ativelaṃ upanijjhāyanapaccayā kāmapariḷāho uppajjati.

经过他们长时的注视相恋之缘，生起爱欲的热恼，

Ñ: Owing to this long period of brooding, the fever of sense desires arises.

Tato methunadhammaṃ paṭisevanti.

于是便行淫欲之法。[PTS 419]

Ñ: After that they practise sexual intercourse.