Level 3 - Unit 11 - B1+ (D)
efficient
being effective without wasting time or effort or expense
portable
capable of being easily carried
ingenious
clever; resourceful
practical
Useful and sensible
contraption
a mechanical gadget or device
solar panels
a panel designed to absorb sunlight as a source of energy for generating electricity or heating
appliance
a piece of electrical equipment with a particular purpose in the home
gadget
a small device or machine with a particular purpose
device
a thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment.
instrument
a tool or device used for a particular purpose
utensil
a useful tool
repurpose
adapt for use in a different purpose.
tool
any handheld object that has been modified to help a person accomplish a task
gear
equipment
futuristic
extremely modern and unusual in appearance, as if belonging to a future time
specialize
focus on one particular product, activity, or job
develop
grow or cause to grow and become more mature, advanced, or elaborate.
artificial
made by human beings and not by nature
breakthrough
making an important discovery
expertise
specialized knowledge (in a particular field); expert skill
collaboration
the act of working together
adapt
to adjust or change to suit conditions
innovate
to be creative; to introduce something new
improve
to make something better
create
to make something new
exploration
to travel for the purpose of discovery
