lesson 5 Flashcards
to insulate
to cover and surround something with a material or substance in order to stop heat, sound, or electricity from escaping or entering
buoyant
able to float
moisture
a liquid such as water in the form of very small drops, either in the air, in a substance, or on a surface
ax
a tool consisting of a heavy iron or steel blade at the end of a long wooden handle, used for cutting wood
substitute
to use something or someone instead of another thing or person
thermal
connected with heat
promising
Something that is promising shows signs that it is going to be successful or enjoyable
concrete
a very hard building material made by mixing together cement, sand, small stones, and water
to amass
to get a large amount of something, especially money or information, by collecting it over a long period
inferior
not good, or not as good as someone or something else
triumph
a very great success, achievement, or victory (= when you win a war, fight, or competition), or a feeling of great satisfaction or pleasure caused by this
specification
a detailed description of how something should be done, made, etc.
to inspire
to make someone feel that they want to do something and can do it
conscious
to notice that a particular thing or person exists or is present
to convey
to express a thought, feeling, or idea so that it is understood by other people
engrossing
very interesting and needing all your attention
globe
the world
founder
someone who establishes an organization
prospective
related to future
deliberately
intentionally
to assume
to accept something to be true without question or proof
ethical
relating to beliefs about what is morally right and wrong
irrelevant
not related to what is being discussed or considered and therefore not important
to prosecute
to officially accuse someone of committing a crime in a law court, or (of a lawyer) to try to prove that a person accused of committing a crime is guilty of that crime
welfare
help given, especially by the state or an organization, to people who need it, especially because they do not have enough money
reckless
doing something dangerous and not worrying about the risks and the possible results
to distinguish
to notice or understand the difference between two things, or to make one person or thing seem different from another
volatile
likely to change suddenly and unexpectedly, especially by getting worse
to mitigate
to make something less harmful, unpleasant, or bad
to procure
to get something, especially after an effort
vulnerable
able to be easily physically or mentally hurt, influenced, or attacked
commodity
a substance or product that can be traded, bought, or sold
scheme
an organized plan for doing something, especially something dishonest or illegal that will bring a good result for you
transparent
If a substance or object is transparent, you can see through it very clearly
to adopt
to accept or start to use something new
to descend
to go or come down
pursuit
the act of following someone or something to try to catch him, her, or it
companion
a person you spend a lot of time with often because you are friends or because you are travelling together
vivid
Vivid descriptions, memories, etc. produce very clear, powerful, and detailed images in the mind
desperate
feeling that you have no hope and are ready to do anything to change the bad situation you are in
spectacular
very exciting to look at
extent
area or length; amount
civilization
human society with its well developed social organizations, or the culture and way of life of a society or country at a particular period in time
compelling
If a reason, argument, etc. is compelling, it makes you believe it or accept it because it is so strong
to intervene
to intentionally become involved in a difficult situation in order to improve it or prevent it from getting worse
persistent
lasting for a long time or difficult to get rid of
to excel at sth
to be extremely good at something
to acquire
to get or obtain something
perception
a belief or opinion, often held by many people and based on how things seem
counterpart
a person or thing that has the same purpose as another one in a different place or organization
