failure /ˈfeɪljər/ (noun) lack of success in doing or achieving something Example: Your failure to inform us about the changed password cost the company a day's work
achievement /əˈtʃiːvmənt/ (noun) a thing that somebody has done successfully, especially using their own effort and skill Example: Joseph's achievements in R&D will go down in company history
remind /rɪˈmaɪnd/ (verb) to help somebody remember something, especially something important that they must do Example: I remind the client that we are meeting for dinner tomorrow
deal with /diːl wɪð/ (phrasal verb) to take appropriate action in a particular situation or according to who you are talking to, managing, etc. Example: Ticket agents must deal courteously with irate customers
quote /kwəʊt/ (verb) to repeat the exact words that another person has said or written Example: We were quoted a price of $89 for the room for one night
occur /əˈkɜːr/ (verb) to happen Example: The murder in the play occurs in the second act
investigate /ɪnˈvestɪɡeɪt/ (verb) to carefully examine the facts of a situation, an event, a crime, etc. to find out the truth about it or how it happened Example: Reporters need to thoroughly investigate the facts before publishing their stories
mission /ˈmɪʃn/ (noun) an important official job that a person or group of people is given to do, especially when they are sent to another country Example: The nurse explained that the mission of everyone in the unit was to make sure the patients got well as soon as possible
crash /kræʃ/ (noun) an accident in which a vehicle hits something, for example another vehicle, usually causing damage and often injuring or killing the passengers Example: In the Netherlands, hundreds of vehicles were involved in crashes, but no fatalities were reported.
space /speɪs/ (noun) the area outside the earth’s atmosphere where all the other planets and stars are Example: Is there any space for my clothes in that cupboard?
artificial /ˌɑːrtɪˈfɪʃl/ (adjective) made or produced to copy something natural; not real Example: Sputnik is the first artificial satellite.
press /pres/ (noun) newspapers and magazines Example: The incident has been widely reported in the press.
launch /lɔːntʃ/ (verb) to start an activity, especially an organized one Example: The launch of the spacecraft was delayed for 24 hours.
tension /ˈtenʃn/ (noun) a situation in which people do not trust each other, or feel unfriendly towards each other, and that may cause them to attack each other Example: The tension between Minh and his parents is because they always judge his friends by their appearances.
fail /feɪl/ (verb) to not be successful in achieving something Example: I failed in my attempt to persuade her.
venture /ˈventʃər/ (noun) a business project or activity, especially one that involves taking risks Example: How do you feel about man's first venture into space?
investigation /ɪnˌvestɪˈɡeɪʃn/ (noun) an official examination of the facts about a situation, crime, etc. Example: We have finished a thorough investigation of the incident.
precisely /prɪˈsaɪsli/ (adverb) exactly Example: But it's precisely because of the noise that they're thinking of moving.
challenge /ˈtʃælɪndʒ/ (noun) a new or difficult task that tests somebody’s ability and skill Example: This new discovery challenges traditional beliefs.
react /riˈækt/ (verb) to change or behave in a particular way as a result of or in response to something Example: She slapped him, but he didn't react.
precise /prɪˈsaɪs/ (adjective) clear and accurate Example: Can you give a more precise definition of the word?
reminder /rɪˈmaɪndər/ (noun) something that makes you think about or remember somebody/something, that you have forgotten or would like to forget Example: Mum sent me off with a final reminder to be back before 11pm.
orbit /ˈɔːrbɪt/ (noun) a curved path followed by a planet or an object as it moves around another planet, star, moon, etc. Example: Mercury orbits the Sun.
portable /ˈpɔːrtəbl/ (adjective) that is easy to carry or to move Example: A tablet is portable. You can put it in your school bag.
spacious /ˈspeɪʃəs/ (adjective) large and with plenty of space for people to move around in Example: It is a spacious house with ten rooms.
milestone /ˈmaɪlstəʊn/ (noun) a very important stage or event in the development of something Example: The successful flight marked a milestone in China's space project.
weightless /ˈweɪtləs/ (adjective) having no weight or appearing to have no weight, for example because there is no gravity Example: The experiment was carried out in weightless conditions.
tragedy /ˈtrædʒədi/ (noun) a very sad event or situation, especially one that involves death Example: It's a tragedy that she died so young.
achieve /əˈtʃiːv/ (verb) to succeed in reaching a particular goal, status or standard, especially by making an effort for a long time Example: He had finally achieved success.
spacecraft /ˈspeɪskræft/ (noun) a vehicle that travels in space Example: These children have never seen such a huge spacecraft.
tragic /ˈtrædʒɪk/ (adjective) making you feel very sad, usually because somebody has died or suffered a lot Example: It is tragic that the theatre has had to close.
conquest /ˈkɑːŋkwest/ (noun) the act of taking control of a country, city, etc. by force Example: There have been many achievements in human's conquest of space.
conquer /ˈkɑːŋkər/ (verb) to take control of a country or city and its people by force Example: My idol has conquered a national music contest.
human being /ˌhjuːmən ˈbiːɪŋ/ (noun) Example: Gagarin was the first human being in space.
humanity /hjuːˈmænəti/ (noun) people in general Example: The massacre was a crime against humanity.
orbital /ˈɔːrbɪtl/ (adjective) connected with the orbit of a planet or object in space Example: An orbital space station has been built.
cosmonaut /ˈkɑːzmənɔːt/ (noun) an astronaut from the former Soviet Union Example: He is a cosmonaut.
weightlessness /ˈweɪtləsnəs/ (noun) the fact of having or appearing to have no weight, for example because there is no gravity Example: He became the first person to eat and drink in weightlessness.
uncertainty /ʌnˈsɜːrtnti/ (noun) the state of being uncertain Example: Life is full of uncertainties.
reaction /riˈækʃn/ (noun) what you do, say or think as a result of something that has happened Example: Does the counselor agree with Ha's reactions?
psychological /ˌsaɪkəˈlɑːdʒɪkl/ (adjective) connected with a person’s mind and the way in which it works Example: His illness is due to psychological problems.
psychology /saɪˈkɑːlədʒi/ (noun) the scientific study of the mind and how it influences behaviour Example: She studied psychology at Harvard.
feat /fiːt/ (noun) an action or a piece of work that needs skill, strength or courage Example: The Eiffel Tower is a remarkable feat of engineering.
occurrence /əˈkɜːrəns/ (noun) something that happens or exists Example: Traffic accidents are an everyday occurrence in this city.
lift-off /ˈlɪftɒf/ (phrasal verb) to leave the ground and rise into the air Example: The lift-off took place in 1961.
manned /mænd/ (adjective) if a machine, a vehicle, a place or an activity is manned , it has or needs a person to control or operate it Example: It is a manned spacecraft.
carry out /ˈkæri aʊt/ (phrasal verb) to do something that you have said you will do or have been asked to do Example: Our soldiers carried out a successful attack last night.
caption /ˈkæpʃn/ (noun) words that are printed below a picture, cartoon, etc. that explain or describe it Example: Match the pictures with the captions.
crew /kruː/ (noun) all the people working on a ship, plane, etc. Example: The aircraft has a crew of seven.
vice-chairman /vaɪs ˈtʃeəmən/ (noun) Example: He was appointed the vice-chairman of the committee in 1986.
space shuttle /ˈspeɪs ʃʌtl/ (noun) a spacecraft designed to make repeated journeys, for example between the earth and a space station Example: The space shuttle lifted off on time.
leap /liːp/ (verb) to jump high or a long way Example: That's one small step for man, one giant leap for mankind.