剑桥雅思17 - 学术类 - 测试4 - 阅读 - 第1段 (2)

to make information that was previously unknown or kept in secrecy publicly known

in a manner choosing one option over another based on a preference or tendency

to search for and collect food, typically in natural surroundings such as forests or fields

to prefer someone or something to an alternative

a chemical element or inorganic compound that green plants absorb and incorporate into their organic molecules to support growth and metabolism

the flow of water or substances that drain away from an area of land, often carrying dirt, chemicals, or other materials

easily affected by external factors

the presence of large numbers of harmful insects, pests, or other organisms in an area, often causing damage to crops, trees, or natural environments

to show, point out, or suggest the existence, presence, or nature of something

something that is a sign of another thing

to eat or drink something

to overrun in large numbers

any fruit with a sour taste, such as oranges, limes, and tangerines

an amount of money invested in a business

to make a connection between someone or something and another in the mind

anything that proves the truth or possibility of something, such as facts, objects, or signs

a person or animal that carries a disease, without suffering from it themselves, and transmits to other people or animals

a potentially fatal disease normally transmitted to humans through the bite of an infected Anopheles mosquito

to show or mention something to someone and give them enough information to take notice

existing in smaller amounts than what is needed

having great importance, often having a significant impact on the outcome of a situation

(birds or bats) to settle or rest on a perch or in a shelter for sleep or rest

deserving deep respect and admiration due to its spiritual, religious, or significant importance

a blood relative who lived a long time ago, usually before one's grandparents

having the possibility to develop or be developed into something particular in the future

to help or support the progress or development of something

creating a positive outcome or value for both sides involved in it

to set a piece of equipment in place and make it ready for use

to increase something to the highest possible level

a group of organisms of the same species inhabiting a given area

the total amount of something that is produced, as in agriculture or an industry

able to continue for a long period of time

to measure or express something as a number or amount

having a hopeful and positive outlook on life, expecting good things to happen

to offer help to someone with a task or problem

forming again (especially with improvements or removal of defects); renewing and reconstituting

to complete or conduct a task, job, etc.

a piece of information discovered as a result of a research

the typical way a person thinks or feels about something or someone, often affecting their behavior and decisions