VOA慢速英语:Study: Earth’s Aquifers Being Emptied

deposit – n. an amount of a substance (such as oil or coal) that exists naturally in the ground

non-renewable – adj. not restored or replaced by natural processes; not able to be replaced by nature

front – n. an area or field of activity (usually singular)

location – n. a place or position

strategy – n. a careful plan or method for achieving a particular goal usually over a long period of time

coordinate – v. to act or work together properly and well