Extensive Reading-Book D Unit 66 (E)

affordable

within a price range that a person can pay for
The shoes were more affordable than I thought they would be.

ballistics

the study of the motion of objects, such as of firearms
The government spent much money on modernizing their ballistics.

bomb

a device which explodes with the intent of harming something
The terrorist threatened to use a bomb if his requests were not granted.

circuits

an electrical path or assembly
Electronic equipment is full of circuits.

costly

expensive, demanding a high price
The error was costly because it meant we had to start the project over again.

devices

an instrument, something with a capability to do something else
Modern telephone devices can be used when traveling internationally.

durability

the amount time something works or endures
The durability of the camera was deemed inadequate.

efficient

productive, using minimal time and resources
This is not the most efficient way to do the job. I can show you a faster way.

generations

a period of time relating to one's ancestry
Many generations of families have immigrated to the United States from that country.

innovations

an invention
Recent innovations in technology help us communicate with friends and family around the world.

input

something that is put in
The computer input allowed the company to modernize their billing process.

lack

be without
The lack of gravity weakens astronauts’ muscles and bones.

means

something useful, a way to do something
Getting her degree was a means to having a higher quality of life.

modules

a piece, a segment
Some of the memory modules in the computer had broken.

pattern

a form or model
The sewing pattern was not as complicated as it looked.

primary

first
My primary laptop battery died last night.

processor

a device used for processing information
New computers come with two independent processors.

rewired

to wire again
The circuit board was rewired to work properly in the new machine.

silicon

a flexible plastic-like substance
silicon is often used in plastic surgery as it retains its shape and softness for a long time.

switches

a device used to change a pattern or the state of something
There were many light switches in the house.