VOA慢速英语:Roman Toilets Offered No Clear Health Benefits

vanquish –v. to defeat someone completely in war

sanitation –n. the process of keeping places free from dirt, infection, disease, etc., by removing waste, trash and garbage, by cleaning streets, etc.

intestinal parasite –n. an animal or plant that lives in another animal’s intestine and gets food or protection from it

dysentery –n. a serious disease that causes severe diarrhea and blood loss

sewerage –n. a system or process used for carrying water and sewage

aqueducts –n. a structure that looks like a bridge and carries water, or pipe or channel used to carry water

trash –n. waste

fossilized feces –n. human waste that is was from ancient times and that you can see in some rocks

ferment –v. go through a chemical change that results in alcohol production