Listening to the News: Voice of America-Book 2 Unit 14 (E)

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세트공유

barrel

a large, round container usually curved on the sides and flat on the ends that is used to store things
Some people like to float on fast rivers inside a barrel.

chemicals

substance used in by a chemical process
The chemicals in the bread mix with the chemicals in your nose.

conserve

to save or use less of
It is important to conserve fossil fuels because they are in limited supply.

estimate

to make a general guess or judgment without using exact calculations
I estimate there are about 90 jellybeans in the jar.

fertilizer

anything added to soil or water to make it better for growing things
Many farmers need to use fertilizer because there are not enough minerals left in the soil.

irrigate

To irrigate means to supply water to land so that crops can grow.
In dry climates, it is important to irrigate fields of crops.

lot

a piece of land having specific boundaries
The whole lot contains 13 acres and was sold the preceding season for 10 dollars an acre.

plow

a farm machine used to cut, lift, and turn over soil
The plow is being pulled.

turbine

various machines in which the kinetic energy of a moving fluid is converted to mechanical power
The turbine weighed 100 tons.

vertical

going up and down
Burj Khalifa has been called a vertical city.