Listening Express-Book 3 Unit 02 (E)

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세트공유

battery

something you put inside a machine to give it power
My cell phone battery is getting old, so it doesn't work well.

broken

no longer working as it should
The refrigerator seems to be broken - it's not cold inside.

build

to make something by putting separate parts together
I want to build a skyscraper!

enter

to become a competitor in a contest
How many people entered the competition?

fix

to repair something
My dad is going to fix my computer.

invention

the process of creating a new device or idea
The computer is a useful invention.

machine

a thing with moving parts that uses power to do work
Edison invented many machines that are useful for us.

object

a thing or item
Gravity is the natural force that holds objects to the Earth.

part

small pieces that make up something bigger
A car has many large and small parts.

power

the energy that something needs to do things
The power of the earthquake was devastating.

robot

a humanlike machine that can often do basic human tasks
Some believe that robots will take a lot of people's jobs.

suggestion

a tip; a piece of advice
His suggestion helped me do better work.

tool

device for doing work
The man used the tools to fix the computer.

whole

all of a thing; entire
They ate the whole cake in about fifteen minutes.

work

to function
How does a nuclear chain-reaction work?