Exam word list
大学英语四级词表
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按词源结构浏览大学英语四级核心词汇。 共 4,533 个词,本页显示 119 个可用词条。
invade
vTo enter a country, town, or area using military force in order to take control of it.
invasion
nan occasion when an army or country uses force to enter and take control of another country
invent
vto create or design something that has not existed before; to be the originator of a new device, process, or concept.
invention
nSomething, such as a device or process, that has been created for the first time through the use of imagination or ingenious thinking.
inventor
na person who creates or designs something that did not exist before, especially a new device, process, or method.
invest
vTo commit money or capital to a financial venture with the expectation of achieving a profit.
investigate
vTo try to find out the facts about something, such as a crime, accident, or scientific problem, in order to learn how it happened or who did it.
investigation
nthe act or process of examining a crime, problem, statement, etc. carefully, especially to discover the truth
investment
nThe action or process of investing money for profit or material result.
invisible
adjimpossible to see; not visible to the eye.
invitation
nA spoken or written request to go somewhere or do something.
invite
vTo ask someone politely or formally to come to an event or place.
involve
vto include or affect someone or something as a necessary part or result
inward
adjDirected or moving towards the inside
iron
nA strong, hard magnetic silvery-grey metal, the chemical element of atomic number 26, much used as a material for construction and manufacturing, especially in the form of steel.
irregular
adjnot following the usual pattern or rules; not even, smooth, or straight in shape or arrangement
island
nA piece of land completely surrounded by water.
isolate
vto separate a person, animal, or thing from others, or to be separated from them.
issue
nAn important topic or problem for debate or discussion.
it
pronUsed to refer to a thing, animal, situation, or idea that has already been mentioned or is easily identified.
Italian
adjRelating to Italy, its people, or their language.
item
nA single thing, especially one of several things in a list, group, or set.
its
detbelonging to or connected with a thing, animal, or baby that has already been mentioned
itself
pronused as the object of a verb or preposition to refer to a thing, animal, or young child that is the same as the subject of the clause.
jacket
na short, light coat
jail
nA place where people are kept as a punishment for a crime or while awaiting trial.
jam
vTo push something somewhere with a lot of force, or to become stuck in a position
january
nthe first month of the year, following December and preceding February
Japanese
adjOf or relating to Japan, its people, or their language.
jar
nA wide-mouthed cylindrical container, typically made of glass or earthenware and without a lid, used for storing food or other substances.
jaw
nEither of the two bones in your mouth that contain your teeth and move when you talk or eat.
jazz
nA type of music of black American origin characterized by improvisation, syncopation, and a strong rhythm.
jealous
adjFeeling or showing an envious resentment of someone or their achievements, possessions, or perceived advantages.
jet
nan aircraft powered by one or more jet engines
jewel
na precious stone, such as a diamond, ruby, or emerald
Jewish
adjRelating to, associated with, or characteristic of Jews or Judaism.
job
nA paid position of regular employment.
join
vTo connect or fasten things together.
joint
nA place where two or more parts of an object or structure are joined.
joke
nsomething said or done to make people laugh, especially a funny story
jolly
adjhappy and cheerful
journal
na newspaper or magazine that deals with a particular subject or professional activity
journalist
nA person who writes for newspapers, magazines, or news websites or prepares news to be broadcast.
journey
nan act of travelling from one place to another, especially over a long distance
joy
nA feeling of great pleasure and happiness.
joyful
adjFeeling, expressing, or causing great pleasure and happiness.
judge
vTo form an opinion or conclusion about something or someone after careful consideration.
judgement
nThe ability to make considered decisions or come to sensible conclusions.
juice
nThe liquid that comes from fruit or vegetables.
july
propnThe seventh month of the year, following June
jump
vto push yourself suddenly off the ground and into the air using your legs
june
nThe sixth month of the year, following May and preceding July.
jungle
nA thick, tropical forest with many large plants growing very close together.
junior
adjof lower standing or position; younger, especially used after a name to distinguish a son from his father
jury
nA group of people who have been chosen to listen to all the facts in a trial in a law court and to decide if a person is guilty or not guilty, or if a claim has been proved.
just
adjBased on or behaving according to what is morally right and fair.
justice
nThe fair treatment of people and the administration of the law.
justify
vto show or prove that something is right, reasonable, or just
keen
adj(of a blade) having a sharp cutting edge.
keep
vTo have or continue to have in your possession, or to stay in a particular state or condition.
keeper
nA person who manages or looks after something, such as a museum, zoo, or lighthouse.
kettle
nA container with a lid, spout, and handle, used for boiling water.
key
nA small piece of shaped metal with incisions cut to fit the wards of a particular lock, which is inserted into a lock and turned to open or close it.
keyboard
na set of keys on a computer, typewriter, or musical instrument that you press to operate it
kick
vTo hit or propel something forcefully with the foot.
kid
nA child or young person.
kill
vTo cause the death of a person, animal, or other living thing.
kilogram
na unit of mass in the metric system, equal to 1,000 grams and approximately 2.2 pounds.
kilometer
nA metric unit of length equal to 1,000 meters.
kind
adjHaving or showing a friendly, generous, and considerate nature
kindness
nthe quality of being friendly, generous, and considerate.
king
na male ruler of a country who inherits his position by right of birth
kingdom
nA country, state, or territory ruled by a king or queen.
kiss
vTo touch someone with your lips as a greeting, sign of love, or reverence.
kitchen
nA room or area where food is prepared and cooked.
kite
na toy consisting of a light frame covered with paper or cloth, flown in the wind at the end of a long string
knee
nthe joint in the middle of your leg that allows it to bend
kneel
vTo be in or move into a position where your body is supported on your knee or knees.
knife
na tool with a sharp blade and a handle, used for cutting or as a weapon
knit
vTo make clothes, etc. by using two long needles to connect wool or another type of thread into joined rows
knob
na round handle on a door, drawer, or piece of equipment, that you use to open it
knock
vto hit a surface, especially a door, with your hand or a hard object to attract attention
knot
na fastening made by tying a piece of string, rope, etc., into a small, tight lump or loop
know
vTo have information in your mind as a result of experience or because you have learned it.
knowledge
nInformation, understanding, and skills that you gain through education or experience.
lab
nA room or building equipped for scientific experiments, research, or teaching.
label
nA small piece of paper, fabric, plastic, etc. attached to an object and giving information about it.
laboratory
nA room or building equipped for scientific experiments, research, or teaching, or for the manufacture of drugs or chemicals.
Labour
nWork, especially physical work
lace
na delicate fabric made of yarn or thread in an open weblike pattern.
lack
vto not have something that is needed or wanted
ladder
nA piece of equipment for climbing up and down, consisting of two long pieces of wood or metal joined by shorter pieces called rungs.
lady
na polite or formal way of referring to a woman.
lag
vTo move or develop more slowly than others
lake
na large area of water that is surrounded by land
lamb
na young sheep
lame
adjunable to walk normally because of an injury or illness affecting the leg or foot
lamp
na device that uses electricity, oil, or gas to produce light.
land
nThe solid part of the earth's surface that is not covered by water.
landing
nthe action of coming down to the ground after a flight or jump
landlady
na woman who rents land, a building, or accommodation to tenants.
landlord
nA person, especially a man, who rents land, a building, or an apartment to a tenant.
lane
nA narrow road, especially in the countryside.
language
nThe system of communication in speech and writing that is used by people of a particular country or area.
lantern
nA lamp with a transparent case protecting the flame or light bulb, often with a handle for carrying.
lap
nThe flat area formed by the upper part of your legs when you are sitting down.
large
adjof considerable or relatively great size, extent, or capacity
largely
advto a great extent; mostly or mainly.
laser
nA device that produces a powerful, narrow beam of light of a single colour, used in medical operations, to cut metals, to send signals, etc.
last
adjcoming after all others in time or order; final
late
adjhappening or arriving after the expected or usual time
lately
advin the recent past; not long ago
later
advat a time in the future or after the time you have mentioned
latin
nThe language of ancient Rome and its empire, which was widely used for scientific and legal writing in Europe until recent times.
latter
adjBeing the second or last mentioned of two
laugh
vto make the spontaneous sounds and movements of the face and body that are the instinctive expressions of lively amusement and sometimes also of derision.
laughter
nThe action or sound of laughing.
launch
vto send a ship or boat into the water, especially for the first time
laundry
nThe process of washing clothes, sheets, and other things made of cloth.