VOA慢速英语:日本决定将福岛核污水排入大海

contaminate – v. to make something dirty or poisonous

convert – v. to change the appearance, form, or purpose of something

tourism – n. activities related to travel to a place for pleasure

practice – n. what people do or how they do it

unique – adj. very special or unusual

absolutely – adv. completely or totally (often used to make a statement more forceful)

verify – v. to prove that something is true