* **the men of the city, the men of Sodom** - "the men of the city, that is, the men of Sodom" or just "the men of the city of Sodom"
* **the house** - "Lot's house"
* **both young and old** - This means "men of all ages" and refers to the men of Sodom who were surrounding Lot's house. It could be translated "from the youngest to the oldest."
* **that came in to you** - "that went in to your house"
* **have relations with them** - "have sex with them" (UDB)